{"title":"Antlia","description":"\u003ch2\u003eAntlia: Filtri Ultra-Narrowband per l’Astrofotografia Deep-Sky\u003c\/h2\u003e\u003cp\u003eAntlia è un brand cinese specializzato nella produzione di filtri astronomici ad altissima precisione per l’imaging del cielo profondo. Nato dalla comunità di astrofotografi professionisti e appassionati, Antlia si distingue per le passband ultra-strette — tra le più selettive disponibili sul mercato — con curve di trasmissione misurate e certificate per ogni lotto di produzione. I filtri Antlia sono progettati per massimizzare il contrasto delle nebulose a emissione anche dai cieli più inquinati, in abbinamento a qualsiasi camera CMOS mono o colore.\u003c\/p\u003e\u003ch2\u003eMono-Banda, L-RGB, Dual Band e Triband per Ogni Setup\u003c\/h2\u003e\u003cp\u003eLa gamma Antlia copre tutte le principali esigenze dell’astrofotografia in banda stretta. I filtri \u003cstrong\u003emono-banda H-Alpha, OIII e SII\u003c\/strong\u003e con passband da 3 e 3.5 nm garantiscono un isolamento quasi totale delle righe di emissione nebulare, eliminando il continuum stellare e l’inquinamento luminoso — ideali per l’imaging HOO e SHO (palette Hubble) con camere mono. I filtri \u003cstrong\u003edual band e triband\u003c\/strong\u003e permettono di catturare più righe di emissione in un’unica esposizione, rendendoli la soluzione ideale per le camere a colori OSC. I set \u003cstrong\u003eL-RGB\u003c\/strong\u003e completano la dotazione per il color imaging con camere monocromatiche. I filtri sono disponibili nei formati più comuni per telescopi e camere astronomiche.\u003c\/p\u003e\u003cp\u003eAcquista i filtri Antlia su Adriasky con spedizione rapida in Italia e in Europa. Assistenza tecnica specializzata e garanzia ufficiale su tutti i prodotti.\u003c\/p\u003e","products":[{"product_id":"antlia-filtro-rgb-triband-2","title":"Antlia Filtro RGB Triband 2\"","description":"\u003cdiv class=\"product-description\"\u003e\n  \u003ch2\u003eFiltro Anti-Inquinamento Luminoso a Tripla Banda – Ottimizzato per CMOS a Colori\u003c\/h2\u003e\n  \u003cp\u003eProgettato per rispondere alle crescenti esigenze di astrofili e astrofotografi che operano in ambienti urbani, questo filtro a tripla banda-passante rappresenta una soluzione efficace e accessibile per contrastare l'inquinamento luminoso senza la necessità di investire in camere monocromatiche e ruote portafiltri costose.\u003c\/p\u003e\n\n  \u003cp\u003eLa sua configurazione spettrale selettiva isola in modo preciso le principali righe di emissione – H-alpha, OIII, SII e NII – garantendo una trasmissione superiore al 92% per ciascuna banda e una trasmissione massima fino al 97%. Questa caratteristica consente la cattura di dettagli eccezionali non solo di nebulose a emissione, ma anche di galassie, ammassi globulari e cluster stellari, anche sotto cieli fortemente inquinati.\u003c\/p\u003e\n\n  \u003cp\u003eCompatibile con sensori CMOS a colori di nuova generazione, il filtro offre un eccellente rapporto qualità-prezzo ed è ideale per strumenti con rapporto focale fino a f\/2.0. La qualità ottica avanzata e l'elevato contrasto garantiscono immagini nitide e profondamente dettagliate, riducendo anche il tempo necessario per l'elaborazione in post-produzione.\u003c\/p\u003e\n\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eConsigliato per:\u003c\/strong\u003e Riduzione dell'inquinamento luminoso, miglioramento del contrasto per nebulose a emissione, ottimizzazione dei tempi di elaborazione\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eUtilizzo ideale con:\u003c\/strong\u003e Camere CMOS a colori e monocromatiche\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSistemi compatibili:\u003c\/strong\u003e Rapporti focali fino a f\/2.0\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eSpecifiche Tecniche\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eTrasmissione H-alpha: \u0026gt;92% @ 656.3 nm\u003c\/li\u003e\n    \u003cli\u003eTrasmissione [S II]: \u0026gt;92% @ 671.6 \/ 672.4 nm\u003c\/li\u003e\n    \u003cli\u003eTrasmissione [O III]: \u0026gt;92% @ 495.9 \/ 500.7 nm\u003c\/li\u003e\n    \u003cli\u003eTrasmissione [N II]: \u0026gt;92% @ 654.8 \/ 658.3 nm\u003c\/li\u003e\n    \u003cli\u003eBloccaggio luce parassita: ≥OD4 da 300 a 1100 nm\u003c\/li\u003e\n    \u003cli\u003eSpessore filtro: 2 mm ± 0.05 mm\u003c\/li\u003e\n    \u003cli\u003eRapporto focale supportato: fino a f\/2.0\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Antlia","offers":[{"title":"Default Title","offer_id":51260945727819,"sku":"ANA-TRI-2","price":259.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0886\/1981\/1147\/files\/antlia-filtro-rgb-triband-2-pollici-anti-inquinamento-nebulose-galassia-astrofotografia.jpg?v=1756457958"},{"product_id":"antlia-filtro-sii-3-5nm-36mm","title":"Antlia Filtro SII 3.5nm 36mm","description":"\u003ch2\u003eAntlia Filtro SII 3,5nm 36mm – Banda Ultra-Stretta per Astrofotografia\u003c\/h2\u003e\n\u003cp\u003eIl \u003cstrong\u003efiltro Antlia SII 3,5nm 36mm\u003c\/strong\u003e è un \u003cstrong\u003efiltro a banda ultra-stretta\u003c\/strong\u003e centrato sulla riga di emissione dello zolfo ionizzato a \u003cstrong\u003e671,6nm\u003c\/strong\u003e, con larghezza di banda di soli \u003cstrong\u003e3,5nm\u003c\/strong\u003e. La banda passante estremamente stretta garantisce una trasmissione superiore all'\u003cstrong\u003e88%\u003c\/strong\u003e sulla riga SII e un blocco fuori banda a OD3 (0,1%) da 300 a 1100nm, per il massimo contrasto anche nei cieli più inquinati.\u003c\/p\u003e\n\u003cp\u003eProgettato da Antlia specificamente per le \u003cstrong\u003ecamere CMOS di nuova generazione\u003c\/strong\u003e e per telescopi veloci fino a \u003cstrong\u003ef\/2.0\u003c\/strong\u003e, il filtro utilizza un substrato ottico Schott monolitico non incollato con lucidatura su entrambe le facce e rivestimento multistrato. 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Centrato sulla riga H-Alpha a \u003cstrong\u003e656,3nm\u003c\/strong\u003e, combina la larghezza di banda di 4,5nm con le eccellenti caratteristiche di trasmissione della serie PRO 3nm, garantendo un rapporto segnale\/rumore superiore rispetto ai filtri narrowband tradizionali più larghi, che soffrono di una forte perdita di trasmissione dovuta allo spostamento della lunghezza d'onda centrale (CWL-shift).\u003c\/p\u003e\n\u003cp\u003eGrazie al blocco OD5 (0,001%) sulle lunghezze d'onda indesiderate, Antlia garantisce una trasmissione superiore al 90% entro 1nm dalla banda centrale, rendendo questo filtro adatto sia a rapporti focali lunghi sia a sistemi ottici veloci fino a f\/3, con perdita di segnale minima. 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Il substrato Schott monolitico non incollato, con lucidatura bilaterale e rivestimento multistrato nano-coating, assicura inoltre un profilo spettrale ripido che riduce al minimo gli aloni attorno alle stelle luminose.\u003c\/p\u003e\n\u003ch3\u003eCaratteristiche principali\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBanda passante (FWHM) \u003cstrong\u003e4,5nm\u003c\/strong\u003e, centrata a 500,7nm\u003c\/li\u003e\n\u003cli\u003eTrasmissione di picco \u003cstrong\u003e\u0026gt;85%\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eBlocco fuori banda \u003cstrong\u003eOD5 (0,001%)\u003c\/strong\u003e da 300 a 1000nm\u003c\/li\u003e\n\u003cli\u003eUtilizzabile fino a \u003cstrong\u003ef\/3\u003c\/strong\u003e con perdita di segnale minima\u003c\/li\u003e\n\u003cli\u003eSubstrato Schott monolitico non incollato\u003c\/li\u003e\n\u003cli\u003eMontatura 1,25\" (M28,5x0,6), finitura anodizzata nera\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifiche tecniche\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTipo filtro\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBanda ultra-stretta OIII EDGE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLunghezza d'onda centrale\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e500,7nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBanda passante (FWHM)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4,5nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTrasmissione di picco\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;85%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBlocco fuori banda\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOD5 (0,001%) @ 300-1000nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFormato\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1,25\" (montato, M28,5x0,6)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubstrato\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSchott, spessore 2mm ±0,05mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQualità superficie\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e60\/40 (MIL-O-13830)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFronte d'onda trasmesso\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eλ\/4 o migliore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eParallelismo\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;30 secondi d'arco\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGaranzia\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3 anni contro la delaminazione\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUso consigliato\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eImaging deep sky con camere CCD\/CMOS mono o a colori\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cp\u003eComponente OIII del set SHO EDGE, questo filtro è ideale per imaging ad alto contrasto di nebulose a emissione, resti di supernova e nebulose planetarie, offrendo prestazioni superiori rispetto alla precedente generazione PRO 3nm grazie al miglior bilanciamento tra banda passante e trasmissione.\u003c\/p\u003e","brand":"Antlia","offers":[{"title":"Default Title","offer_id":58530586722635,"sku":"ANA-OIII-EDGE-1","price":225.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0886\/1981\/1147\/files\/antlia-filtro-oiii-4-5nm-edge-125-narrowband.jpg?v=1789825843"},{"product_id":"antlia-filtro-oiii-4-5nm-edge-2","title":"Antlia Filtro OIII 4,5nm EDGE 2\"","description":"\u003ch2\u003eAntlia Filtro OIII 4,5nm EDGE 2\" – Banda Ultra-Stretta ad Alta Trasmissione\u003c\/h2\u003e\n\u003cp\u003eIl \u003cstrong\u003efiltro Antlia OIII EDGE 4,5nm\u003c\/strong\u003e è un filtro a banda ultra-stretta pensato per massimizzare il contrasto nelle riprese di nebulose a emissione e planetarie. 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Centrato sulla riga OIII a \u003cstrong\u003e500,7nm\u003c\/strong\u003e, combina la larghezza di banda di 4,5nm con le eccellenti caratteristiche di trasmissione della serie PRO 3nm, garantendo un rapporto segnale\/rumore superiore rispetto ai filtri narrowband tradizionali più larghi, che soffrono di una forte perdita di trasmissione dovuta allo spostamento della lunghezza d'onda centrale (CWL-shift).\u003c\/p\u003e\n\u003cp\u003eGrazie al blocco OD5 (0,001%) sulle lunghezze d'onda indesiderate, Antlia garantisce una trasmissione superiore all'85% entro 1nm dalla banda centrale, rendendo questo filtro adatto sia a rapporti focali lunghi sia a sistemi ottici veloci fino a f\/3, con perdita di segnale minima. 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Centrato sulla riga SII a \u003cstrong\u003e672,4nm\u003c\/strong\u003e, combina la larghezza di banda di 4,5nm con le eccellenti caratteristiche di trasmissione della serie PRO 3nm, garantendo un rapporto segnale\/rumore superiore rispetto ai filtri narrowband tradizionali più larghi, che soffrono di una forte perdita di trasmissione dovuta allo spostamento della lunghezza d'onda centrale (CWL-shift).\u003c\/p\u003e\n\u003cp\u003eGrazie al blocco OD5 (0,001%) sulle lunghezze d'onda indesiderate, Antlia garantisce una trasmissione superiore al 90% entro 1nm dalla banda centrale, rendendo questo filtro adatto sia a rapporti focali lunghi sia a sistemi ottici veloci fino a f\/3, con perdita di segnale minima. Il substrato Schott monolitico non incollato, con lucidatura bilaterale e rivestimento multistrato nano-coating, assicura inoltre un profilo spettrale ripido che riduce al minimo gli aloni attorno alle stelle luminose.\u003c\/p\u003e\n\u003ch3\u003eCaratteristiche principali\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBanda passante (FWHM) \u003cstrong\u003e4,5nm\u003c\/strong\u003e, centrata a 672,4nm\u003c\/li\u003e\n\u003cli\u003eTrasmissione di picco \u003cstrong\u003e\u0026gt;90%\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eBlocco fuori banda \u003cstrong\u003eOD5 (0,001%)\u003c\/strong\u003e da 300 a 1000nm\u003c\/li\u003e\n\u003cli\u003eUtilizzabile fino a \u003cstrong\u003ef\/3\u003c\/strong\u003e con perdita di segnale minima\u003c\/li\u003e\n\u003cli\u003eSubstrato Schott monolitico non incollato\u003c\/li\u003e\n\u003cli\u003eMontatura 1,25\" (M28,5x0,6), finitura anodizzata nera\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifiche tecniche\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTipo filtro\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBanda ultra-stretta SII EDGE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLunghezza d'onda centrale\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e672,4nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBanda passante (FWHM)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4,5nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTrasmissione di picco\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;90%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBlocco fuori banda\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOD5 (0,001%) @ 300-1000nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFormato\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1,25\" (montato, M28,5x0,6)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubstrato\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSchott, spessore 2mm ±0,05mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQualità superficie\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e60\/40 (MIL-O-13830)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFronte d'onda trasmesso\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eλ\/4 o migliore\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eParallelismo\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;30 secondi d'arco\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGaranzia\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3 anni contro la delaminazione\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUso consigliato\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eImaging deep sky con camere CCD\/CMOS mono o a colori\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cp\u003eComponente SII del set SHO EDGE, questo filtro è ideale per imaging ad alto contrasto di nebulose a emissione, resti di supernova e nebulose planetarie, offrendo prestazioni superiori rispetto alla precedente generazione PRO 3nm grazie al miglior bilanciamento tra banda passante e trasmissione.\u003c\/p\u003e","brand":"Antlia","offers":[{"title":"Default Title","offer_id":58532479631691,"sku":"ANA-SII-EDGE-1","price":225.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0886\/1981\/1147\/files\/antlia-filtro-sii-4-5nm-edge-125-narrowband.jpg?v=1789852269"},{"product_id":"antlia-filtro-sii-4-5nm-edge-2","title":"Antlia Filtro SII 4,5nm EDGE 2\"","description":"\u003ch2\u003eAntlia Filtro SII 4,5nm EDGE 2\" – Banda Ultra-Stretta ad Alta Trasmissione\u003c\/h2\u003e\n\u003cp\u003eIl \u003cstrong\u003efiltro Antlia SII EDGE 4,5nm\u003c\/strong\u003e è un filtro a banda ultra-stretta pensato per massimizzare il contrasto nelle riprese di nebulose a emissione. 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Centrato sulla riga SII a \u003cstrong\u003e672,4nm\u003c\/strong\u003e, combina la larghezza di banda di 4,5nm con le eccellenti caratteristiche di trasmissione della serie PRO 3nm, garantendo un rapporto segnale\/rumore superiore rispetto ai filtri narrowband tradizionali più larghi, che soffrono di una forte perdita di trasmissione dovuta allo spostamento della lunghezza d'onda centrale (CWL-shift).\u003c\/p\u003e\n\u003cp\u003eGrazie al blocco OD5 (0,001%) sulle lunghezze d'onda indesiderate, Antlia garantisce una trasmissione superiore al 90% entro 1nm dalla banda centrale, rendendo questo filtro adatto sia a rapporti focali lunghi sia a sistemi ottici veloci fino a f\/3, con perdita di segnale minima. 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Il formato 50mm non montato, con spessore maggiorato per garantire planarità su superfici più ampie, è pensato per ruote portafiltri di grande formato, con perimetro annerito manualmente per eliminare i riflessi ai bordi.\u003c\/p\u003e\n\u003cp\u003eComponente SII del \u003cstrong\u003eset SHO\u003c\/strong\u003e (H-Alpha + OIII + SII), consente la realizzazione di immagini in \u003cstrong\u003eHubble Palette\u003c\/strong\u003e con dettagli eccezionali nelle strutture a zolfo ionizzato di nebulose a emissione, resti di supernova e nebulose planetarie su sensori di grande formato.\u003c\/p\u003e\n\u003ch3\u003eCaratteristiche principali\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBanda passante \u003cstrong\u003e3,5nm\u003c\/strong\u003e – massimo contrasto e soppressione dell'inquinamento luminoso\u003c\/li\u003e\n\u003cli\u003eTrasmissione \u003cstrong\u003e\u0026gt;88%\u003c\/strong\u003e sulla riga SII a 671,6nm\u003c\/li\u003e\n\u003cli\u003eBlocco \u003cstrong\u003eOD3 (0,1%)\u003c\/strong\u003e da 300 a 1100nm\u003c\/li\u003e\n\u003cli\u003eSubstrato Schott monolitico non incollato, bordi anneriti manualmente\u003c\/li\u003e\n\u003cli\u003eFormato 50mm non montato, spessore maggiorato 3mm\u003c\/li\u003e\n\u003cli\u003eCompatibile con rapporti focali fino a \u003cstrong\u003ef\/2.0\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifiche tecniche\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTipo filtro\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBanda ultra-stretta SII (Sulfur II)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLunghezza d'onda centrale\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e671,6nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBanda passante (FWHM)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3,5nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTrasmissione SII\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;88%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBlocco fuori banda\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOD3 (0,1%) @ 300–1100nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFormato\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50mm (non montato)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubstrato\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSchott, spessore 3mm ±0,05mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQualità superficie\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e60\/40 (MIL-O-13830)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePlanarità\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1\/4λ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eParallelismo\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e30\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRivestimento\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMultistrato nano-coating, doppia faccia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRapporto focale\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFino a f\/2.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUso consigliato\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCCD\/CMOS mono, imaging SHO, ruote portafiltri grande formato\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"Antlia","offers":[{"title":"Default Title","offer_id":58535460274507,"sku":"ANA-SII-50","price":679.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0886\/1981\/1147\/files\/filtro-3nm-sii-pro-50mm-antlia-filters.jpg?v=1789989622"},{"product_id":"antlia-kit-filtri-lrgb-50mm","title":"Antlia Kit Filtri LRGB 50mm","description":"\u003ch2\u003eAntlia Kit Filtri LRGB 50mm – Set Completo per Astrofotografia Deep Sky a Colori\u003c\/h2\u003e\n\u003cp\u003eIl \u003cstrong\u003ekit Antlia Filtri LRGB 50mm\u003c\/strong\u003e è un \u003cstrong\u003eset completo di quattro filtri\u003c\/strong\u003e – Luminanza (L), Rosso (R), Verde (G) e Blu (B) – in formato 50mm non montato, progettato per l'astrofotografia Deep Sky con camere CCD e CMOS \u003cstrong\u003emonocromatiche\u003c\/strong\u003e di grande formato. Ogni filtro è prodotto su substrato in vetro ottico monolitico non incollato con rivestimento multistrato nano-coating su doppia faccia e bordi anneriti manualmente per eliminare la luce parassita.\u003c\/p\u003e\n\u003cp\u003eLa separazione spettrale del kit è ottimizzata per ottenere un rapporto RGB quasi \u003cstrong\u003e1:1:1\u003c\/strong\u003e – con una differenza contenuta entro il 10% – consentendo esposizioni bilanciate tra i tre canali senza complesse compensazioni in post-processing. Le emissioni OIII si sovrappongono ai filtri verde e blu per colori naturali e alta resa sulle nebulose. L'intervallo tra verde e rosso blocca la principale linea di inquinamento del sodio a 589nm migliorando la separazione cromatica.\u003c\/p\u003e\n\u003cp\u003eCompatibile con sensori \u003cstrong\u003eKAF\/KAI\u003c\/strong\u003e, \u003cstrong\u003eIMX Sony\u003c\/strong\u003e e \u003cstrong\u003eG-Sense\u003c\/strong\u003e di grande formato, con trasmittanza superiore al \u003cstrong\u003e95%\u003c\/strong\u003e e rapporti focali fino a \u003cstrong\u003ef\/2.0\u003c\/strong\u003e. Lo spessore maggiorato a 3mm garantisce planarità su superfici più ampie, ideale per ruote portafiltri di grande formato.\u003c\/p\u003e\n\u003ch3\u003eCaratteristiche principali\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTrasmissione \u003cstrong\u003e\u0026gt;95%\u003c\/strong\u003e garantita su tutti e quattro i canali\u003c\/li\u003e\n\u003cli\u003eBilanciamento RGB \u003cstrong\u003e1:1:1\u003c\/strong\u003e (differenza \u0026lt;10%) per esposizioni equivalenti\u003c\/li\u003e\n\u003cli\u003eBlocco sodio a 589nm tra canale G e R per separazione cromatica ottimale\u003c\/li\u003e\n\u003cli\u003eSubstrato monolitico non incollato, spessore maggiorato 3mm\u003c\/li\u003e\n\u003cli\u003eBordi anneriti manualmente – luce parassita e aloni ridotti al minimo\u003c\/li\u003e\n\u003cli\u003eCompatibile con telescopi veloci fino a \u003cstrong\u003ef\/2.0\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifiche tecniche\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eContenuto\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4 filtri: L + R + G + B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFormato\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50mm (non montati)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTrasmissione passband\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;95%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBlocco fuori banda\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOD3 @ 300–1050nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubstrato\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVetro ottico monolitico, 3mm ±0,05mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQualità superficie\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e60\/40 (MIL-O-13830)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePlanarità\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1\/4λ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eParallelismo\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e30\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRivestimento\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNano-coating multistrato, doppia faccia\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBilanciamento RGB\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1:1:1 (±10%)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRapporto focale\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFino a f\/2.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUso consigliato\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCCD\/CMOS mono, nebulose, galassie, deep sky grande formato\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"Antlia","offers":[{"title":"Default Title","offer_id":58535499202891,"sku":"ANA-LRGB-50","price":749.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0886\/1981\/1147\/files\/antlia-filtri-lrgb-36mm-kit-contrasto-elevato-riprese-deep-sky-camere-monocromatiche_32b9a6fe-e218-4ae9-b343-b189bb8c436f.jpg?v=1789892362"},{"product_id":"antlia-filtro-cak-3nm-125","title":"Antlia Filtro CaK 3nm 393,3nm 1,25\"","description":"\u003ch2\u003eAntlia Filtro CaK 3nm 393,3nm 1,25\" – Banda Ultra-Stretta per Imaging Solare\u003c\/h2\u003e\n\u003cp\u003eIl \u003cstrong\u003efiltro Antlia CaK 3nm\u003c\/strong\u003e è un filtro a banda passante ultra-stretta centrato sulla riga del Calcio II ionizzato (CaK) a \u003cstrong\u003e393,3nm\u003c\/strong\u003e, realizzato su substrato resistente al calore a doppia lucidatura con i più avanzati multirivestimenti. È progettato per massimizzare il contrasto nell'imaging ad alta risoluzione di macchie solari, granulazione della superficie solare e altre caratteristiche prominenti nella luce CaK.\u003c\/p\u003e\n\u003cp\u003eLa specifica di blocco elevata – OD5 (0,001%) tra 200 e 1200nm e OD3 (0,1%) tra 1200 e 1500nm – garantisce una risoluzione eccezionale per l'imaging. La banda CaK (393nm) rende le caratteristiche solari quasi invisibili all'occhio umano a causa della bassa sensibilità e scarsa capacità risolutiva a questa frequenza: il filtro \u003cstrong\u003enon è quindi indicato per l'osservazione visuale\u003c\/strong\u003e, ma progettato per l'imaging con camere dalla risposta spettrale ben oltre la visione umana.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAttenzione:\u003c\/strong\u003e il filtro CaK 3nm 393,3nm deve essere utilizzato \u003cstrong\u003eesclusivamente in combinazione con un prisma di Herschel\u003c\/strong\u003e. Non guardare mai il sole con il solo filtro CaK: pur non percependola, una notevole quantità di radiazione UV dannosa può comunque raggiungere l'occhio.\u003c\/p\u003e\n\u003ch3\u003eCaratteristiche principali\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBanda passante \u003cstrong\u003e3nm\u003c\/strong\u003e, centrata sulla riga Calcio K a 393,3nm\u003c\/li\u003e\n\u003cli\u003eSubstrato resistente al calore, doppia lucidatura\u003c\/li\u003e\n\u003cli\u003eBlocco \u003cstrong\u003eOD5 (0,001%)\u003c\/strong\u003e tra 200–1200nm, \u003cstrong\u003eOD3 (0,1%)\u003c\/strong\u003e tra 1200–1500nm\u003c\/li\u003e\n\u003cli\u003eMultirivestimento avanzato per massimo contrasto\u003c\/li\u003e\n\u003cli\u003eMontatura 1,25\" (M28,5x0,6)\u003c\/li\u003e\n\u003cli\u003eDa utilizzare solo con prisma di Herschel\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifiche tecniche\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTipo filtro\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBanda ultra-stretta CaK (Calcio II K)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLunghezza d'onda centrale\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e393,3nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBanda passante (FWHM)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBlocco fuori banda\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOD5 (0,001%) @ 200–1200nm; OD3 (0,1%) @ 1200–1500nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFormato\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1,25\" (montato, M28,5x0,6)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubstrato\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVetro ottico resistente al calore, doppia lucidatura\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUso previsto\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSolo imaging, esclusivamente con prisma di Herschel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOsservazione visuale\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNon raccomandata\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGaranzia\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3 anni contro la delaminazione\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"Antlia","offers":[{"title":"Default Title","offer_id":58540596232523,"sku":"ANA-CAK3-1","price":349.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0886\/1981\/1147\/files\/Antlia-Ca-K-3nm-1-25.jpg?v=1789911741"},{"product_id":"antlia-prisma-herschel-cak-3nm-125","title":"Antlia Prisma di Herschel con Filtro CaK 3nm 1,25\"","description":"\u003ch2\u003eAntlia Prisma di Herschel con Filtro CaK 3nm 1,25\" – Sistema Completo per Imaging Solare\u003c\/h2\u003e\n\u003cp\u003eIl \u003cstrong\u003eprisma di Herschel Antlia con filtro CaK 3nm integrato\u003c\/strong\u003e sostituisce il diagonale standard sul retro dei telescopi rifrattori, consentendo l'imaging ad alto contrasto di granulazione solare e macchie solari. Il design a prisma di Herschel è rinomato per produrre immagini più nitide e ad alto contrasto rispetto ad altri sistemi di riduzione della luce solare.\u003c\/p\u003e\n\u003cp\u003eIl prisma trasmette alla camera una quantità di luce ridotta e sicura; la luminosità dell'immagine può essere regolata comodamente tramite un anello di controllo con lamelle di apertura, simile a quello di un obiettivo fotografico. Costruito con lavorazione CNC e componenti ottici multi-rivestiti antiriflesso per minimizzare riflessi interni e luce parassita, il sistema integra un filtro Antlia a banda passante ultra-stretta di \u003cstrong\u003e3nm\u003c\/strong\u003e centrato sulla riga del Calcio II K a \u003cstrong\u003e393,3nm\u003c\/strong\u003e, montato in un supporto standard da 1,25\". A differenza di altri design che possono surriscaldarsi, il cuneo Antlia convoglia l'energia in eccesso verso un diffusore in ceramica policristallina extra-spesso sul retro, con feritoie di raffreddamento per una dissipazione termica efficace.\u003c\/p\u003e\n\u003cp\u003eIl sistema è completo di prisma ad angolo retto, filtro CaK, mirino solare per centrare il sole e sistema di dissipazione del calore. \u003cstrong\u003eDestinato esclusivamente all'imaging\u003c\/strong\u003e: non adatto all'osservazione visuale né all'imaging delle protuberanze solari. Da utilizzare solo con telescopi rifrattori (apertura massima 120mm, rapporto focale minimo f\/5.5) per evitare danni allo strumento.\u003c\/p\u003e\n\u003ch3\u003eCaratteristiche principali\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePrisma di Herschel 35mm con diffusore ceramico integrato per la dissipazione del calore\u003c\/li\u003e\n\u003cli\u003eFiltro CaK 3nm 393,3nm avvitato nella base portaoculare\u003c\/li\u003e\n\u003cli\u003eControllo di luminosità con anello ad apertura variabile\u003c\/li\u003e\n\u003cli\u003eMirino solare integrato per centrare rapidamente il sole\u003c\/li\u003e\n\u003cli\u003eRivestimento antiriflesso (AR) su prisma e filtro\u003c\/li\u003e\n\u003cli\u003eCostruzione CNC robusta\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifiche tecniche\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTipo prodotto\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePrisma di Herschel con filtro CaK integrato\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLunghezza d'onda filtro\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e393,3nm (Calcio II K)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBanda passante (FWHM)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBlocco fuori banda\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOD5 (0,001%) @ 200–1200nm; OD3 (0,1%) @ 1200–1500nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFormato\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePrisma 35mm, filtro 1,25\" (M28,5x0,6)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatibilità\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSolo rifrattori, apertura max 120mm, f\/5.5 o più lento\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDotazione\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePrisma, filtro CaK 3nm, mirino solare, controllo luminosità, diffusore ceramico\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUso previsto\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSolo imaging, non per osservazione visuale né protuberanze\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGaranzia\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 anno\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"Antlia","offers":[{"title":"Default Title","offer_id":58540687327563,"sku":"ANA-PRISM-CAK3","price":439.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0886\/1981\/1147\/files\/ABUIABACGAAg1qSyigYoseHcmQMwoAY4oAY_600x600_ae714a4d-ee06-4970-ae6a-672772ae7ec2.jpg?v=1789911877"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0886\/1981\/1147\/collections\/antlia-pagina-brand.png?v=1744267148","url":"https:\/\/adriasky.it\/collections\/antlia.oembed?page=2","provider":"Adriasky","version":"1.0","type":"link"}