Features:
* O-ring sealed for complete waterproof protection and Dry nitrogen-purged and sealed to prevent fogging and moisture damage in all weather conditions
* Fully multi-coated optics delivers luminous and high contrast images with BAK-4 prisms for increased clarity
* Floats on water so no worries if dropped into the ocean
* Built in with an internal rangefinder and directional compass
* Features a rugged rubber armor covering that provides a non-slip and secure grip, designed specially for nautical use
* Perfect binoculars for marine - Marine binoculars with 7x magnification and 50mm objective lens;27.4 mm eye relief,7mm exit pupil,and field of view is 345 feet at 1000 yards / 115 meters at 1000 meters.
* Compass&rangefinder- Illuminated Compass built-in for direction location,with an internal rangefinder for determining distance and size of objects.
* Standards - Non-slip rubber armor absorbs shock & provides a firm grip.Tripod adapter fitting for tripod mounting for increased stability.