ZWO FF90 - 90mm f/6.8 Flat Field APO Refractor - FF90-APO 16 mm Eypieces and all the optics are

and all the optics are Multicoated

Check out the connection drawing below for visual instructions as to which order the adapters are placed

it tones down the sun's Broadway-worthy spotlight to levels your gear (and eyes) can handle

Extra Filter IR850nm Filter Included Back Focal Length 17mm (with adapter)

25" Adapter:

ZWO FF90 - 90mm f/6.8 Flat Field APO Refractor - FF90-APO 16 mm Eypieces and all the optics areZWO 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