Technical data
BF 8x42
BF 10x42
Magnification
8 x
10 x
Front lens diameter
1.65 inch / 42.0 mm
1,65 inch / 42.0 mm
Exit pupil
0.21 inch / 5.25 mm
0.17 inch / 4.2 mm
Field of view
389 ft at 1,000 yds 7.4°
342 ft at 1,000 yds 6.5°
129 m at 1,000 m 7.4°
114 m at 1,000 m 6.5°
Eye relief
0.71 inch / 18.0 mm
0.60 inch / 15.0 mm
Close distance
3.94 ft / 1.2 m
3.94 ft / 1.2 m
Over run (
∞
)
4 dpt
4 dpt
Diopter adjustment
±4 dpt
± 4 dpt
Twilight factor
18.3
20.5
Geom. Twilight no.
27.6
17.6
Operating temperature
14° up to 122° F
14° up to 122° F
-10° up to +50° C
-10° up to +50° C
Waterproof
yes, down to 9.84 ft / 3.0 m
yes, down to 9.84 ft / 3.0 m
Height x Width x Depth
5.5 x 5.0 x 2.0 inch
5.5 x 5.0 x 2.0 inch
140 x 127 x 51 mm
140 x 127 x 51 mm
Weight approx.
27.5 oz / 780 g
27.5 oz / 780 g
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Summary of Contents for BF8x42
Page 1: ...Instruction manual BF8x42 BF10x42...
Page 2: ...BF 8x42 BF 10x42...
