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Model£º   BSH637
Specification£º   15-45x60mm 20-60x60
Technical Specs£º   
Model BSH637
Specification 15-45x50 20-60x60 20-60x80
Magnification 15x - 45x 20x - 60x 20x - 60x
Obj.lens (mm) 50 60 80
Angle 2.6¡ã-1.26¡ã 2.3¡ã-1.1¡ã 1.8¡ã -1.0¡ã
Field of View at 1000m 45 - 22 40.2 -19.2 31.4 - 17.5
Apparent Field of View 39¡ã- 56¡ã 46¡ã- 66¡ã 36¡ã - 60¡ã
Exit pupil (mm) 3.3 - 1.1 3.0 - 1.0 4.0 - 1.33
Eye relief (mm) 17- 14 17- 14 17- 14
Dusk Index 27 - 47 34 - 60 40 - 69
Relative Brightness 11 - 1.2 9.0 - 1.0 16 - 1.0
Lens Coating Fully Multi
Eyecups Fold-Down
Waterpoof(Y/N) Y
Size (mm) 280x90x165 340x90x165 430x90x165
Weight (g) 740g 873g 1,230g
Specification: 12-36x50mm;15-45x50mm
15-46x60mm;20-26x60mm
20-60x80mm;25-75x80mm
* Can connect the camera to take pictures
 
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