Bushnell
Bushnell Marine™ 7x50 Waterproof Porro Prism Binoculars (137501)
Bushnell Marine™ 7x50 Waterproof Porro Prism Binoculars (137501)
Take deep sea explorations to the next level using the waterproof Bushnell Marine™ 7x50 Binoculars. These binoculars possess all the right characteristics you find in nautical binoculars beyond their class: a Porro prism design for enhanced perception of depth, individual focusing, an O-ring-sealed nitrogen fill for fog proofing, and a thick rubber armoring designed to resist impact and corrosion from saltwater. In addition to the clarity and brightness of full multi-coatings, the optical system also offers wide 50mm objective lenses and some protection from harmful UV rays.
Optical Performance
- 7x magnification
- 50mm wide objective aperture
- BAK4 Porro prisms improve depth perception
- Full multi-coatings increase transmission and reduce glare
- Wide 50mm objectives allow more light to pass through and increase image brightness
- 7.3° angular field of view
- 25' close focus distance
Use and Handling
- Individual focus for each tube
- Closed-bridge configuration
- Fold-down rubber eyecups
- 18mm eye relief
- 7.1mm exit pupil
Construction
- Aluminum chassis
- Polymer housing
- Rubberized covering for a slip-free grip
- Nitrogen-filled and O-ring sealed: waterproof and fog proof
- Adaptable to tripods
- Impact-resistant
Bushnell Marine™ 7x50 Specs
Prism Type: Porro (BAK4)
Performance
Magnification: 7x
Objective Lens Diameter: 50 mm
Angle of View: 7.3° (Actual)
Field of View: 382.53' @ 1000 yd / 127 m @ 1000 m
Minimum Focus Distance: 25' / 7.6 m
Exit Pupil Diameter: 7.1 mm
Eye Relief: 18 mm
Interpupillary Adjustment: 56 to 72 mm / 2.2 to 2.8"
Diopter Adjustment: Yes
Focus Type: Individual
Features
Fogproof: Yes
Water Resistance: Waterproof
General
Dimensions: 7 x 3" / 177.8 x 76.2 mm
Weight: 36.02 oz / 1.02 kg