{"product_id":"artesky-prolunga-m48-20mm","title":"Artesky M48 Extension Ring 20mm – M48x0.75 Spacer","description":"\u003ch2\u003eArtesky M48 Extension Ring 20mm – M48x0.75 Spacer\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eArtesky M48 Extension Ring 20mm\u003c\/strong\u003e is a threaded spacer with \u003cstrong\u003eM48x0.75 male\/female threading\u003c\/strong\u003e for backfocus adjustment in astrophotography optical trains. At 20mm, it is one of the most versatile spacers in the series, covering the backfocus requirements of most focal reducers and coma correctors.\u003c\/p\u003e\u003cp\u003eCompatible with filters, filter wheels, focal reducers, and CCD\/CMOS cameras with M48 threading. Made from black anodized aluminum.\u003c\/p\u003e","brand":"Artesky","offers":[{"title":"Default Title","offer_id":51261441147211,"sku":"AKM4820","price":18.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0886\/1981\/1147\/files\/anello_prolunga_artesky_m48x0.75_20mm.jpg?v=1744221142","url":"https:\/\/adriasky.it\/en\/products\/artesky-m48-extension-ring-20mm","provider":"Adriasky","version":"1.0","type":"link"}