A brochure on Nikon EDG binoculars and Spotting scopes can be downloaded from Nikon by Clicking here
Optional DSLR Camera Adapter: FSA-L2
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Extra-low dispersion (ED) glass for chromatic aberration compensation and brighter, clearer viewing
•
Phase-correction-coated roof prism for high resolution
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Dielectric high-reflective multilayer prism coating on roof prism for the brightest view (straight models only)
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All lenses and prisms are multilayer-coated for the brightest images
•
Waterproof (up to 2m/6.6 ft. for 10 minutes)
and fog free with nitrogen gas and O-ring seals (body-andeyepiece joint
is water-resistant)
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Stylish new design
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Three tripod mount screw holes provided for flexible mounting; optimum balance achieved through CAE (Computer Aided Engineering)
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Seven eyepieces exclusively for EDG Fieldscopes are optionally available
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Built-in sliding hood protects objective lens
Optional Eyepiece table
Model name
FEP-20W
FEP-30W
FEP-38W
FEP-50W
FEP-75W
FEP-25 LER
FEP-20-60
Magnification (x)
20
30
38
50
75
25
20-60
Real field of view (degree)
3.3
2.4
1.9
1.4
1.0
2.4
2.2-1.1
Apparent field of view (degree)
60
64.3
64.3
64.3
64.3
55.3
42-60
Field of view at 1,000m (m)
58
42
33
24
17
42
38-19
Exit pupil (mm)
4.3
2.8
2.2
1.7
1.1
3.4
4.3-1.4
Relative brightness
18.5
7.8
4.8
2.9
1.2
11.6
18.5-2.0
Eye relief (mm)
20.1
25.4
17.9
17.8
17
32.3
18.4-16.5
Outer diameter x length (mm)
63x59
63x81*3
63x74
63x71
63x71
63x77
63x99
Weight (g)
240
390*3
230
230
230
320
330
*2
Nikon has adopted a calculation method based
on ISO 14132-1:2002, and therefore, values for the apparent field of
view have changed from those previously stated. For details, click here.
Product Catalogue 
