Jis marine

Pentax 7x50 Marine Binoculars Available in 7X50 which gives the ideal magnification and objective lens diameter for viewing on or around water Built-in Compass, with an easy to read compass scale, on liquid bearing for quick dampening Ranging reticle to determine distance from object or object size from a distance LED Compass Illuminator for low-light or night use Nitrogen-filled, waterproof construction allow these binoculars to be used in the most extreme weather conditions ¿ Ideal magnification and objective size for use upon water, combined with comfortable roof prism/center focus design ¿ Waterproof/fogproof nitrogen filled body meets JIS Class 6 weatherproofing standard (resists ingress from powerful water jets propelled at any angle) ¿ Phase-coated BaK-4 roof prisms & fully multicoated lens elements ¿ Hydrophobic (water-shedding) external coating on eyepieces and objectives ¿ Internal compass with efficient LED illumination ¿ Built-in rangefinding reticle aids in distance estimations ¿ ±3 Click-stop dioptric correction (upon right objective barrel) ¿ mm Interpupillary distance adjustment range