Objective Lens Diameter:22
Eyepiece diameter:10
Magnification:30
Field of View:30x60
Type:Binoculars
Water Resistance Level:IPX4
Prism Description:BAK4
Material:Plastic
Lens Coating Description:FMC
Focus Type:Central+Detached
Resolution:HD
Instrument magnification:10
distance of exit pupil:11mm
field of view:26m/1000m
Model:30X60
The diameter of the pupil:3mm