Eyepiece · 2021–
Celestron Ultima Edge 18mm
Key specifications
| Focal length | 18 mm |
|---|---|
| Apparent FOV | 65 ° |
| Barrel size | 1.25" |
All specifications
| Elements | 8 |
|---|
About
18mm Ultima Edge flat-field eyepiece: a multi-element design delivering edge-to-edge sharpness across a 65-degree field, fully multi-coated, with a 1.25" barrel. Part of Celestron's current flat-field line (distinct from the classic Ultima Plossls).