XYSQWZ 10X50 Marine Binoculars for Adults-HD Large Diameter Binoculars with Rangefinder Compass BAK4 Prism FMC Lens Waterproof Fogproof for Navigation Birdwatching Hunting


XYSQWZ 10X50 Marine Binoculars for Adults-HD Large Diameter Binoculars with Rangefinder Compass BAK4 Prism FMC Lens Waterproof Fogproof for Navigation Birdwatching Hunting




Features
  • ★ BAK4 Paul prism: Bak4 is a glass with a higher refractive index than BK7, which can effectively improve the light transmittance
  • ★ FMC Full Broadband Multi-layer Coating: Adopt precision full broadband multi-layer coating, transmittance is over 95%
  • ★ Binocular focusing: Compared with the centrally adjusted focusing method, binocular focusing is more accurate.
  • ★ Powerful waterproof level: special sealing technology, the whole interface is covered with polymer glue to enhance sealing.
  • ★ Environment-friendly rubber sheath and rubber cover: It adopts track-type non-slip hand-held texture.