Zoom eyepiece focal length:22.6mm~7.63mm
Zoom eyepiece lens structure(#Elements/#Groups): 8/5
Apparent field of view:44°~68°
Magnification:25~75X
Real field of view:1.8°~0.9°
Objective lens focal length:554.2mm
Field of view at 1000m/1000yds:31m~16m/93ft~48ft
Eye relief:20.0mm~18.0mm
Exit pupil :φ 3.9mm ~φ 1.3mm
Effective diameter of objective lens :φ 95mm
Objective lens structure(#Elements/#Groups): 4/4
Focusing system:Internal porro prism focusing system
Minimum focusing distance:6.5m
Scope length: 390mm
Scope weight:2250g
Accessories
Manual x1
Protective bag (including shoulder strap) x1
Lens cleaning cloth x1
Protective cover X4
Impact resistant, pressure resistant carton x1