Beileshi 10X50 396FT/1000YDS Sports Military Optics Binoculars Telescope Spotting Scope with Compass for Hunting Camping Hiking Traveling Cocert Wate


The binoculars with compass is ideal for bird watching, walking, climbing, boating/yachting, traveling, as well as other outdoor recreations.

Specifications:
Color: Army green
Material: Rubber
Magnification: 10
Object diameter: 50mm
Ocular diameter: 23mm
Distance of exit pupil: 24mm
Field of view: 396FT/1000YDS
Product size: 20 * 14.7 * 6.7cm / 7.9 * 5.8 * 2.6in
Product weight: 959g / 2.11Lb
Package size: 24 * 23 * 10.5cm / 9.4 * 9.1 * 4.1in
Package weight: 1458g / 3.21Lb

How To Use The Calculator Plate
The above calculation can be easily operated with the calculator plated inside the right obj.lens cover. There are three concentric circles of number represents the Rangefinder Scale Reading .
The outer circle of number represent the Distance . The circle of number in between represents the Object Size .
Turn the rotatable zone of the plate and stop when the arrow points to the number of Rangefinder scale reading . If you already know the object size , find the number of object size on the plate, and the corresponding number of the outer circle is the Distance . If you already know the Distance , find the number of distance on the plate, and the corresponding number of the circle in between is the object size.