Tele Vue 17.3mm Delos vs Tele Vue 25mm Plossl: specs compared
Updated 05 September 2026.
4
specs differ
Tele Vue 17.3mm Delos and Tele Vue 25mm Plossl differ on 4 specs: focal length, apparent field of view, eye relief, optical design.
| Spec | Tele Vue 17.3mm Delos | Tele Vue 25mm Plossl |
|---|---|---|
| Focal length | 17.3 mm | 25 mm |
| Apparent field of view | 72 degrees | 50 degrees |
| Barrel size | 1.25 in | 1.25 in |
| Eye relief | 20 mm | |
| Optical design | Delos | 4-element Plossl |
Questions and answers
How do Tele Vue 17.3mm Delos and Tele Vue 25mm Plossl compare?
Tele Vue 17.3mm Delos and Tele Vue 25mm Plossl differ on 4 specs: focal length, apparent field of view, eye relief, optical design.