Newton Reflective Astronomical Telescope D160F1280 Spherical Mirror Group
Newton's reflecting telescope D160F1300 spherical reflector objective + secondary mirror
Caliber: 160mm
Focal length: 1280mm
D160F1280 reflector objective set, spherical mirror, aluminum plated and protective film
Newtonian reflector D=160mm F=8
Caliber D: 160mm
Focal length F: 1280mm
Edge thickness: 19mm
Surface accuracy λ : 1/6
Coating: aluminum plating and protective film
Note: The primary mirror is spherical, the secondary mirror is elliptical plane