Styrka Series 9 15x56 Binocular
ED GLASS OBJECTIVE LENSES
Advanced, extra-low dispersion (ED) optical glass provides razor-sharp images and superb color correction while dramatically increasing clarity during low-light situations
PHASE COATED PRISMS
Coating applied to one surface of the prism increases contrast and sharpness by correcting out-of-phase light
ABBE KOENIG PRISMS
Prism design with a more direct optical path is ideal for large objective binoculars, improving performance and light transmission
Designed for the open-range hunter with long-range viewing in mind
Features:
Magnification: 15xObjective Lens Diameter: 56mm
Lens Coatings: Fully Multi-Coated - STYRKA SXL-MAX Coating
Angular Field of View: 4.4°
Linear Field of View: 231 ft/77m @ 1000yds /m
Close Focus: 9.8ft / 3.0m
Eye Relief: 18mm
Exit Pupil: 3.7mm
Prism Type: Abbe Koenig
Prism Coatings: Phase
Waterproof: Waterproof (IPX7) and Nitrogen Purged
Relative Brightness: 13.7
Twilight Factor: 28.9
Interpupillary Distance: 55 - 74mm
Diopter ADJ Range: ±3
Weight: 51.3 oz
Size (LxWxH): 8.25 x 6.25 x 2.68