BRAND NEW

160mm Spherical Primary Mirror for Astronomical Reflecting Telescopes

Diffraction Limited Optics (1/4 Wave in Sodium Light)

Plate Glass

Aluminized (92%) and SiO (Quartz Overcoat)

Resolving Power (arc seconds): .72

Hand crafted and Ronchi tested

High Reflectivity

Pre -Set Collimation Dot

FREE SHIPPING within the Continental U.S.

Thank you, Mary