- Nikon eyepiece suitable for use with Nikon Fieldscopes (not recommended for the Fieldscope I series).
- Gives 13-30x magnification on the ED50 srs, 20-45x on the III series and 25-56x when used on the ED82 series.
- Multi layered coatings for maximum brightness.
- Optics employ Eco-glass containing no arsenic or lead.
- Angular field of view (real): 3.0 (ED50), 2.0 (III), 1.6 (ED82) degrees.
- Angular field of view (apparent): 38.5 degrees.
- Field of view at 1000m: 52m (ED50), 35m (III), 28m (ED82).
- Exit pupil (mm): 3.8 (ED50), 3.0 (III), 3.3 (ED82).
- Relative brightness: 14.4 (ED50), 9.0 (III), 10.9 (ED82).
- Eye relief (mm): 12.9
- Weight: 100 grams.
Compatible with:
- Nikon Fieldscope ED50 & ED50A
- Nikon Fieldscope III & IIIA
- Nikon Fieldscope EDIII & EDIIIA
- Nikon Fieldscope ED82 & ED82A
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