ZWO FF90 - 90mm f/6.8 Flat Field APO Refractor - FF90-APO Lunt Solar Telescopes the CGEM II 925 gives

the CGEM II 925 gives you over 1000 times the light gathering power than the unaided eye

With the ASIAIR smart app

Comfortable Plastic Handle for carrying

The peak QE in the NIR around 800nm is as high as the peak QE in the visible wavelengths

or quality control work

ZWO FF90 - 90mm f/6.8 Flat Field APO Refractor - FF90-APO Lunt Solar Telescopes the CGEM II 925 givesZWO FF90 APO Flat Field Apochromatic Refractor Main Features Flexible Connectivity for Multiple Configurations Lightweight & Compact The ZWO FF90 APO features a 90 mm aperture and 609 mm focal length (f 6. 8), offering an excellent balance between portability and performance. The optical tube weighs just 3. 92 kg, with a total system weight of 4. 52 kg including mounting rings and dovetail plate. Four Element Optical Design The FF90 APO features a