China 10X42 Zoom Monocular for Phone Bak4 Telescope, Find details and Price about China Telescope, Hunting Scope from 10X42 Zoom Monocular for Phone Bak4 Telescope
Magnification | 10X |
Objective lens diameter | 42mm |
Eyepiece lens diameter | 18.5mm |
Prism system | BaK4 |
Number of lens | 4 pieces 3 groups |
Lens coating | Ultra-wide band coating |
Focusing lens | Middle+ internal focus focusing |
Exit pupil diameter | 4.3mm |
Exit pupil distance | 15mm |
Field of View | 369ft/1000yds |
Angle of field | 6° |
Near focal distance | 5m |