These 10X50 binoculars are a floating model with illuminated compass.They have one ranging tool.The eyepiece mils rticle scale can be used to estimate your distance from an object if its size is known,or vice versa.The optics are precision cafted for brightness and clarity of image.

Magnification:10X

Field of view at 10X:(109m/1000m)

Exit pupil diameter:5mm

Exit pupil distance:18.3mm

Interpupillary distance:56-72mm