PRODUCT TYPE: standards binocular
PRODUCT SKU:P520840 P521050
Total $
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FEATURES
lFully Multi Coating for higher light transmittance even in low light, and make your view brighter, clearer and delivers crisp images.
lBAK4 prism has a finer texture and high refractive index, which can get brighter images and make the surrounding image clearer. compared to BK7, BAK4 prism can provide you with a more comfortable sense of reality
lCenter focus adjustment design makes it simple to operate and easy to focus
lTwist up eyecups with long eye relief for comfortable viewing with or without eyeglasses
lDiopter system adjusting the imbalance vision of both eyes
lVery good optical performance
SPECIFICATIONS
Model |
P520840 |
P521050 |
Magnification |
8X |
10X |
Effective objective lens diameter |
40 mm |
50 mm |
Exit pupil diameter |
4.8 mm |
4.8 mm |
Exit pupil distance |
17.8 mm |
17.8 mm |
Field of view(at 1000m/1000yds) |
166m/498ft |
133m/400ft |
Field of view (degrees) |
8.7° |
7.6° |
Shortest focusing distance |
5 m |
6 m |
Diopter correction at ∞ |
±4 |
±4 |
Approx. dimension |
150X55X170mm |
190X55X180mm |
Approx. weight |
800 g |
810 g |
Optical coating |
Full multi Coated |
|
Prism glass |
BAK4 |
BAK4 |
Eyecups |
Twist up |
Twist up |
Waterproof |
No |
No |
Adapt to tripod |
Yes |
Yes |
Prism system |
Porro |
Porro |
Storage TEM. |
-25℃~+50℃ |
-25℃~+50℃ |
Working TEM. |
-20℃~+40℃ |
-20℃~+40℃ |
ACCESSORIES