Tele Vue 10 mm Ethos eyepiece
The 10mm is parfocal with the 13mm ETHOS.
Its 59mm rubber grip diameter makes this model usable in binocular viewers — for most people.
| Model # | ETH-10.0 |
| Focal Length (mm) | 10 |
| Barrel Size (in.) | 2" & 1¼" |
| Apparent Field of View (deg.) | 100 |
| Eye Relief (mm) | 15 |
| Weight (lb / oz) | 1.10 / 17.6 |
| Field Stop (mm) | 17.7 |