Newton Reflecting Telescope Dedicated Sub-Mirror Mirror Inclined Mirror, Elliptical Plane Mirror, Aluminum-Plated and Protective Film, Used As A Newtonian Telescope for Optical Axis Steering
Size 20MM
20MM
25MM
27mm
32mm
40MM
54MM
60mm
70mm
75mm
80mm
Special Features
Name: Astronomical telescope secondary mirror, oblique mirror, plane mirror
Size: 20-80mm
Surface accuracy λ: 1/3
Coating: Aluminized and protective film
Purpose: Newtonian astronomical telescope optical axis steering
Description
Fast shipping: 3-5 days.
Suitable for adult telescope, children's telescope, astronomical beginner telescope, children's beginner telescope, children's telescope toy, astronomical telescope, telescope personnel, adult travel telescope
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