The straight viewing Fieldscope ED50 13-30x50 Spotting Scope from Nikon is a compact and lightweight spotting scope with a 50mm ED (extra-low dispersion) objective lens for chromatic aberration. Nikon especially developed ED glass to provide precise optical color correction.
Viewing Angle | Straight |
Magnification | 13 to 30x |
Objective Lens Diameter | 50 mm |
Angle of View | 13x: 3° (Actual) |
Field of View | 13x: 157.0' @ 1000 yd / 52.0 m @ 1000 m |
Minimum Focus Distance | 26.2' / 8.0 m |
Exit Pupil Diameter | 13x: 3.8 mm 30x: 1.6 mm |
Eye Relief |
13.0 mm |
Fogproof | Yes, Nitrogen Filled |
Water Resistance | Waterproof |
Filter Thread | 55 mm |
Dimensions | ø: 2.8 x L: 8.2" / ø: 71.0 x L: 209.0 mm (Without Eyepiece) |
Weight |
1.0 lb / 455.0 g (Without Eyepiece) |
Package Weight | 1.85 lb |
Box Dimensions (LxWxH) | 11.85 x 4.35 x 3.75" |
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