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Kowa Eyepieces

Catalog # >

TSE17HC

TSE14WB

TSE9W

TSEZ7

 

Magnification

27x

32x

50x

20-60x

Angle of View

1.3°

2.2°

1.3°

2.0-1.0°

Field of View at 1000 Yards

68' (23 m at 1000 m)

116' (38 m at 1000 m)

68' (23 m at 1000 m)

105-52' (35-17 m at 1000 m)

Exit Pupil Diameter

3.0mm

2.6mm

1.6mm

4.1-1.4mm

Eye Relief

31mm

16mm

16mm

15mm

Relative Brightness

9.2

6.6

2.7

16.8-1.9

Twilight Factor

47.1

51.2

64

40.5-70.1

Weatherproofing

Waterproof & fogproof

Waterproof & fogproof

Waterproof & fogproof

Waterproof & fogproof

Dimensions (LxW)

3.6 x 1.4" (91 x 37mm)

3.2 x 1.7" (81 x 43mm)

2.8 x 1.8" (71 x 46mm)

5.3 x 1.5" (135 x 39mm)

Weight

0.33 lb (147 g)

0.50 lb (227 g)

0.41 lb (184 g)

0.54 lb (244 g)

       
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