Open Box Fluorostar 132 f/7 APO Space Grey Reflector 16") Back focus from top

16") Back focus from top of threaded collar 72

Ideal for Accurate Polar Alignment

The final upgrade is something that people have asked us about for years

Permanent and irreversible eye damage may result

Open Box Fluorostar 132 f/7 APO Space Grey Reflector 16") Back focus from topThis is an open box unit, in brand new condition with Factory Warranty. Enjoy huge savings! Specifications Aperture 132mm Focal Ratio F 7 Focal Length 925mm Objective Type 3 elements, Air spaced, FPL 53 Resolving Power 0. 86" Limiting Magnitude 14. 5 Image Circle 36mm Lens Shade Retractable (O. D. 168mm) Focuser All New 3. 3" R & P Focuser 360 rotatable graduated camera adjuster Tube Diameter 141mm Tube Length 104cm (Fully Extended) 78cm (Fully