An effective diameter of objective lens (mm): 20 Coating: Full multi-coating Pupil diameter (mm): 2.5 Brightness (lm): 6.2 Field of view at 1000m ahead (m): 120 Shouldest focusing distance (cm): 30 Magnification (fold): 8 Actual field of view (°): 7.0 眼睛浮雕(MM):12