Spherical Mirror Newtonian reflection astronomical telescope Dai.203 F750
Specification
Caliber: 203mm,
Focal length: 750mm,
The thickness of the main mirror about 18mm,
Weighs about 1300 grams,
Spherical mirror, aluminum plating and protective film,
Accuracy of the mirror: 1/6 wave
Aluminized plus protective film, a layer of SIO (silcon oxide) .
The minor axis of the secondary mirror (short side diameter) Length 70mm.