Accessory · MSRP $200
Astro-Tech 1X Field Flattener for AT90 Triplet APO Refractor
Key specifications
| Accessory type | Flattener/Reducer |
|---|---|
| Weight | 0.269 kg |
All specifications
| Interface | M63 scope side; M48×0.75 T-thread camera side |
|---|---|
| Compatible with | Astro-Tech AT90EDX and AT90CFT 90mm f/6 triplets |
About
A 1× field flattener matched to the AT90EDX and AT90CFT, keeping them at 540 mm f/6 and flattening the field across full-frame sensors. Threads onto the focuser drawtube or camera angle adjuster with M63 and presents 48 mm T-threads to the camera; the body unscrews to take an inline 2" filter.
Where to buy
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