PENTAX MARINE

Pentax Marine Binocular is suitable for extremely harsh environments.It offers seven times magnification compared to watching the naked eye.To ensure superior picture quality include multiple anti-reflection coated BaK4 prisms with phase correction coating and water repellent.Reducing lens coating ensure maximum reflectivity contrast and preservation.Pentax Marine reaches up to 98 percent light transmission, which is procuring seven-coated.Its advantages are the large 50 mm diameter lens allows for viewing even in low lighting conditions.
Specifications:
Optical properties:
Type:roof
Magnification:7x
Diameter of lens:50 mm
Twilight factor:18.7
Field of view at 1000 m:116 m
Closest focusing:3 m
Exit pupil:7.1 mm
The distance between the eye and the lens:17.6 mm
Other:
Prisms:BaK4 with phase correction
Anti-glare finish:Fully multi-coated
Water resistance:JIS Class 6 - filled with nitrogen
Fully adjustable eyepiece
Design:
Dimensions:175 x 134 x 62 mm
Weight:976 g