• 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) 9.4 Weight (g) 35 Angular field of view (Apparent/degree) 42 Magnification (x) (With/ED50 A/ED50 A) 27 Magnification (x) (With III/III A/EDIII/EDIII A) 40 Magnification (x)(With ED82/ED82 A) 50 Angular field of view (Real /degree) (With/ED50 A/ED50 A) 1.7 Angular field of view (Real /degree) (With III/III A/EDIII/EDII 1.1 Angular field of view (Real /degree) (With ED82/ED82 A) 0.9 Field of view at 1,000m (m) (approx#) (With/ED50 A/ED50 A) 30 Field of view at 1,000m (m) (approx#) (With III/III A/EDIII/EDI 19 Field of view at 1,000m (m) (approx#) (With ED82/ED82 A) 16 Exit pupil (mm) With/ED50 A/ED50 A 1.9 Exit pupil (mm) (With III/III A/EDIII/EDIII A) 1.5 Exit pupil (mm) (With ED82/ED82 A) 1.6 Relative brightness With/ED50 A/ED50 A 3.6 Relative brightness (With III/III A/EDIII/EDIII A) 2.3 Relative brightness (With ED82/ED82 A) 2.6 |