Accessory · 2022–
Astro-Tech AT90EDXRF 0.8x Reducer/Flattener
Key specifications
| Accessory type | Flattener/Reducer |
|---|---|
| Weight | 0.255 kg |
| Back focus | 55 mm |
| Factor | 0.8 × |
About
Dedicated 0.8x reducer/field flattener for the AT90CFT and AT90EDX 90 mm f/6 triplets. Converts 540 mm f/6 to 432 mm f/4.8 with a flattened field; M63x1 scope thread, 48 mm T-thread camera side, 55 mm back focus.
Where to buy
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