Eyepieces
20X (φ60)/25X (φ78) Eyepiece MC (not compatiable with ED50/ED50A)
Product Code: BDB90057
• All lenses are multilayer coated for maximum brightness of view field. "MC" stands for Multilayer Coating.
• Turn-slide rubber eyecup is applied to the wide type eyepiece for comfortable viewing. It helps you position your eyes at the correct eyepoint.
• Optics employ Eco-glass containing no arsenic or lead.
Compatible with: ED50 A/ED50 A, III/III A/EDIII/EDIII A, ED82/ED82 A.
| Eye Relief (mm) | 15.2 |
| Weight (g) | 75 |
| Angular field of view (Apparent/degree) | 55.3 |
| Magnification (x) (With III/III A/EDIII/EDIII A) | 20 |
| Magnification (x)(With ED82/ED82 A) | 25 |
| Angular field of view (Real /degree) (With III/III A/EDIII/EDII | 3 |
| Angular field of view (Real /degree) (With ED82/ED82 A) | 2.4 |
| Field of view at 1,000m (m) (approx#) (With III/III A/EDIII/EDI | 52 |
| Field of view at 1,000m (m) (approx#) (With ED82/ED82 A) | 42 |
| Exit pupil (mm) (With III/III A/EDIII/EDIII A) | 3 |
| Exit pupil (mm) (With ED82/ED82 A) | 3.3 |
| Relative brightness (With III/III A/EDIII/EDIII A) | 9 |
| Relative brightness (With ED82/ED82 A) | 10.9 |