All Rainier binoculars push the limits of optical perfection. All optical components receive our exclusive UBX multi-layer coating for maximum light transmission. The extra large BAK-4 prisms are coated with over 60 layers of Alpen’s SHR metallic and PXA phase coatings to deliver the best brightness, clarity and color fidelity. Large diameter lens elements throughout the optical system provide enhanced field of view and eye relief for easy viewing.
Item Number | 77 |
Magnification | 10X |
Waterproof | Yes |
Field of View | 341/1000yds |
Lens Coatings | UBX Fully-Multi-Ctd, SHR Metallic Ctg, PXA Phase Ctg |
Eye Relief | 16mm |
Exit Pupil | 4.2mm |
Focuser Type | Center |
Objective Lens Diameter | 42mm |
Apparent Field | 5.8° |
Prism | BaK-4 |
Close Focus | 6.5ft |
Eyecup Type | Multi-Position Twistlock |
Weight | 29.4 oz |