Camera Accessories

Telescope Accessories 135mm Primary Mirror Holder 35mm Secondary Mirror Base 3D Printing For Astronomical Telescope With 160mm PVC Pipe(135mm Mirror Holder) Main mirror pressure plate, matching with 160*3.2mm thick PVC pipe, for diameter 135mm focal length 1100 Reflection Astronomical Telescope. 3d Printing Process, PLA Material, one-piece secondary mirror holder, three-push three-pull main mirror... Telescope Accessories 135mm Primary Mirror Holder 35mm Secondary Mirror Base 3D Printing For Astronomical Telescope With 160mm PVC Pipe(135mm Mirror Holder)