203mm Telescope Spherical Mirror 750mm Focal Length

: 203mm Telescope Spherical Mirror - 750mm Focal Length : Camera & Photo. : 203mm Telescope Spherical Mirror - 750mm Focal Length : Camera & Photo. Focal Length: 750mm 。 Mirror Diameter: 203mm 。 Focal ratio: 750/203 = 3.69 。 Spherical mirror Mirror Diameter: 203mm Focal Length: 750mm Focal ratio: 750/203 = 3.69 Mirror substrate: float glass Reflectivity=86% Optical quality: Diffraction imaging limit of 1/4 λ Aluminized: 89% SiO2 surface aluminized 。 。 。

203mm Telescope Spherical Mirror 750mm Focal Length
203mm Telescope Spherical Mirror 750mm Focal Length
203mm Telescope Spherical Mirror 750mm Focal Length
203mm Telescope Spherical Mirror 750mm Focal Length
203mm Telescope Spherical Mirror 750mm Focal Length

203mm Telescope Spherical Mirror 750mm Focal Length

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