Okular Planetary 4 mm
Sky Watcher Planetary 4 mm eyepiece, the new series of Sky Watcher eyepieces ideal for planetary observation.
They are characterized by the widest field of view (58 °) and are indicated above all for observation at high magnification of lunar, planetary and double stars details. They have a good eye relief and are therefore suitable for spectacle wearers. The whole series has a rubber eyecup.
| CARATTERISTICHE | |
| Schema Ottico | Plössl modificato |
| Numero Lenti/Gruppi | 5 lenti in 3 gruppi |
| Lunghezza Focale | 4 mm |
| Campo Apparente | 58° |
| Trattamento | Multistrato |
| Materiale Costruzione | alluminio anodizzato |
| Diametro Barilotto | 31.8 mm (filettato per filtri) |
| Paraluce | in gomma |
| Peso | n/d |