Binoculars 20X50 HD high quality powerful Binocular Telescope lll Night Vision Nikon Zoom for Hunting Traveling Not infrared #5349
Brand Name: maifeng
Model Number: 20X50 LE
Object lens diameter: 50mm
field of view: 560m/10000m
Focusing System: Central regulating wheel
Angle: 8.2 degree
Prism system: BAK4
Lens Coating: FMC multi green coating
Minimum focusing distance: 5mm
Relative brightness: 25
Package Size: 25cm x 25cm x 15cm (9.84in x 9.84in x 5.91in)
1. How to use your binocular
A: IPD( INTERPUPILLARY DISTANCE) ADJUSTMENT
set the interpupillary distance by grasping the lens-barrels and banding the body of your binocular until you can see one circle of view.
Close your right eye, focus left side by turning the center focus wheel until the object appears sharp and clear Open right eye Close your left eye Rotate right eyepiece until the object is sharp and clear, Now that both sides arte in focus object at different distance can be focused by rotating the center wheel. Note the setting on the scale on the night eyepiece for your eye. Simply return to the same setting for letter use.
C. Rubber fold-down eye cups
Folding roof prism binoculars feature rubber fold down eye cups.These convenient eye cups fold down for use with eyeglasses and folds up for use without eyeglasses. They provide comfortable and promote viewing ease.
2. How to care for your binocular:
A: When wiping the lenses, use the lens cloth that comes with the binocular, or a soft, lintless cloth.
B.To remove any remaining dirt and smudges, add one or two drops of alcohol to the cloth.
C. Store your binocular in a moisture-free area.
D. Never attempt to clean your binocular intemally or try to take it apart.
Magnification: 20 times
Objective Diameter: 50mm
Angle: 8.2 degree
Minimum focusing distance: 5.0m
Exit Pupil Diameter: 5.0mm
Prism Type: BAK-4
Relative brightness: 25.00
Water fog: yes
Tripod Adapter Interface: Yes
Accessories: backpack, strap, lens cap, eyepiece cap, lens cloth, drying machine, packaging boxes.
Size: 182x173mm (WxH)
Place of Origin: China Kunming
Durable goods, high definition, especially for travel, field work, forestry, electricity, telecommunications, fire protection, border control, transportation and other construction units to use