Filtre de Télescope 7nm Dual-Band 1.25 pouces pour Astrophotographie - SVBONY facebook 25 ") Quelle finition est

25 ") Quelle finition est indiquée

Fully multi-coated lenses for a sharp view and excellent optical performance with high contrast and high resolution

Compatible avec les enceintes PA

Fast and uniform heating thanks to an aluminum body and an alloy fiber heating wire

Filtre de Télescope 7nm Dual-Band 1.25 pouces pour Astrophotographie - SVBONY facebook 25 ") Quelle finition estDual Band 7nm Nebula Filter for Astrophotography SVBONY This narrowband filter specifically designed for astrophotography allows you to capture color images even in heavily light polluted environments. It is particularly useful for photographing emission nebulae, planetary nebulae, and supernova remnants. Features Size: 1. 25 inches (31. 75 mm) Substrate thickness: 1. 85 mm Clear aperture: 26 mm Wavelength range: 300 1100 nm FWHM (OIII and HA): 7 nm