Newtonian reflection astronomical telescope Parabolic Lens Dia 135mm Focal 800mm

Description

Parabolic
lens group
Newtonian reflection astronomical telescope Dia.135 F800
Specification
Caliber: 135mm,
Focal length: 800mm,
The thickness of the main mirror about 14mm,
Parabolic
mirror, aluminum plating and protective film,
The minor axis of the secondary mirror (short side diameter) Length 35mm. and long side diameter 50mm
Threaded at the bottom of the lens holder!
Delivery details
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