Réducteur de focale 0.8x Flatteur de champ SVBONY autopostr_instagram_68716 Distance inter-pupillaire : 56 mm

Distance inter-pupillaire : 56 mm à 77 mm Les jumelles sont-elles remplies à l'azote

especially blue and violet bands

Improves surface details and contrast when observing the Moon and planets

Pupil distance: 16 mm (6 mm)

Réducteur de focale 0.8x Flatteur de champ SVBONY autopostr_instagram_68716 Distance inter-pupillaire : 56 mmOptimize your astrophotography performance with the SVBONY SV209 0. 8X focal reducer and field corrector. Specially designed for the SV550 122mm f 7 apochromatic telescope, this reducer enhances image quality by eliminating field curvature and providing a wider field of view. Features: Focal reduction: 0. 8X Compatibility: SV550 122mm f 7 Triplet APO telescope Focal conversion: From 854 mm f 7 to 683. 2 mm f 5. 6 Optical structure: 3 elements in 2