OTA · 2021–
Askar FMA180
Key specifications
| Aperture | 40 mm |
|---|---|
| Focal length | 220 mm |
| Focal ratio | f/5.5 |
| Optical design | Triplet APO |
| Back focus | 55 mm |
| Weight | 0.395 kg |
All specifications
| Tube length | 145 mm |
|---|---|
| Dovetail | Vixen |
About
Compact 40mm triplet APO astrograph with two ED elements. Native objective is 40mm f/5.5 (220mm); with the supplied triplet 0.82x reducer it becomes a 180mm f/4.5 flat-field astrograph. Also serves as a finder or guide scope. Tube length ~145mm, ~395g.
Where to buy
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