Regal 8x42 ED Binocular

{Description}Extra-Low Dispersion (ED) objective lenses provide high resolution, high contrast images that are virtually free of optical defects such as chromatic aberration (color fringing)
Flat field technology ensures level, edge-to-edge image clarity
Fully multi-coated optics deliver maximum light transmission throughout the optical path.
Phase and dielectric coated BaK-4 prisms produce vivid, true-to-life colors.
Eyeglass friendly - generous eye relief and sturdy, twist-up eyecups with multiple stops
Well-balanced, ergonomic industrial design
4.9’ close focus
Tripod adaptable


{Specification}
Magnification: 8x
Objective Lens Diameter: 42mm (1.65")
Angular Field of View: 8.0°
Linear Field of View (@1000yds / @1000m): 420 ft (140 m)
Exit Pupil: 5.2mm (.2")
Eye Relief: 22.5mm (.88")
Close Focus: 4.9 ft (1.5 m)
Interpupillary Distance (max): 74mm (2.91")
Interpupillary Distance (min): 56mm (2.20")
Diopter Adjustment Range: ±2
Twilight Factor: 18.33
Relative Brightness: 27.04
Limiting Stellar Magnitude: Ideal: 10.62
Moderate: 9.62
Poor: 8.62
Lens Coatings: Fully Multi-Coated
Prism Glass (Type): BaK-4
Prism Coating: Phase and Dialectric Coated
Weight: 27.1 oz (768 g)
Environmental Protection: Waterproof
Nitrogen Filled: Yes
Tripod Adaptable: Yes
Carrying Case: Black woven cloth covered hard case, zipper closure, with detachable, adjustable shoulder strap
Dimensions: 152mm x 130mm x 57mm (5.9" x 5.1" x 2.2")
Included Items: Carrying Case
Objective Lens and eyepiece Caps
Neck Strap
Carrying Harness
Lens Cloth
Quick Start Guide