Take it easy,clear,good quality
1.magnification:4
2.object diameter(mm):30mm
3.Field of View at 1000m:79m
4..Angle of vision:6.8°
5..Mode of erecting system:Roof prism
6.Exit Pupil Diamete(mm):7.5mm
7.Eye relief:10mm
8.Packing:1 box/1pcs,50pcs/1ctn
9.Material:rubble&plastic&glass