Binocular is a tactical weapon, We can engrave your LOGO on products and accept the OEM orders. Parameter :Amplified Factor: 10XObject. Lens DIA. : 60mmField of View : 6.3°field of vision : 1000m/121mFocus System : CenterExit Pupil Dia. : 14.5mmNet Weight : 1050 gFeature :1, wide angle ocular design, a wide field of vision, it is fit for view the birds, the Physical Game and vocal concert.2, ...