OTA · 2024– · MSRP $8,579
Askar 203APO

Key specifications
| Aperture | 203 mm |
|---|---|
| Focal length | 1421 mm |
| Focal ratio | f/7 |
| Optical design | Triplet APO |
| Back focus | 335 mm |
| Weight | 18.5 kg |
All specifications
| Focuser type | Dual-speed 3.5-inch rack and pinion, 100 mm travel, 360-degree rotator |
|---|---|
| Tube length | 1145 mm |
| Dovetail | Losmandy |
About
203mm f/7 triplet air-spaced APO refractor with one ED element, 1421mm focal length — the largest in the APO line, with ~20% more effective aperture area than the 185APO. High light-gathering, resolution and contrast for demanding deep-sky and lunar/planetary imaging.
Where to buy
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