Accessory · 2023–
Astro-Physics 3.5" Prime Focus Field Flattener for 180 TEC Refractors (180F735FF)
Key specifications
| Accessory type | Flattener/Reducer |
|---|
All specifications
| Interface | 3.5" focuser front (4.100"x24 drawtube endcap); 3.27" rear |
|---|---|
| Compatible with | TEC 180 mm f/7 refractors; replacement flattener for AP 180 f/7 and 175 f/8 StarFire |
About
A 3.5-inch prime focus field flattener optimised for 180 mm f/7 refractors from Telescope Engineering Company, and offered as a replacement flattener for the Astro-Physics 180 f/7 and 175 f/8 StarFire. Ships with a set of three 3.27-inch 1 mm spacer rings and machined covers.