Nikon Action EX 10x50 Action Extreme ATB Binoculars ware proof bak-4 FMC
Waterproof (up to 1 meter for 5 minutes) and fog-free with nitrogen gas filling
High-eyepoint design provides a clear field of view even for eyeglass wearers
Turn-and-slide rubber eyecups with multi-click facilitate easy positioning of eyes at the correct eyepoint
Wide field of view
Multilayer-coated lenses and large objective diameter for optimal image clarity
Rubber armouring for shock resistance and a firm, comfortable grip
Eco-glass optics are free of lead and arsenic
Powerful 10x magnification allows detailed observations of distant subjects on land and sea
Large 50mm objective lenses provide improved low-light performance versus smaller-objective models, ensuring images are bright even in challenging conditions
Traditional Porro prism design makes it comfortable to hold and presents a rich depth of field
High-index BAK4 prisms deliver a round exit pupil and a crisp and clear image with limited edge distortion
Anti-reflection fully multi-coated optics produce neutral and accurate color fidelity and improve contrast and image brightness
Wide 60° apparent angle of view to minimize the appearance of visible hand shake and the disorientation often felt when using high-power optics on rough or rolling seas
341-foot field of view at 1000 yards
 
Magnification (x)
10
Objective Diameter (mm)
50
Angular field of view (real/degree)
6.5
Angular field of view (apparent/degree)
65
Field of view at 1000 meters (m)
114
Exit pupil (mm)
5
Relative brightness
25
Eye relief (mm)
17.2
Close focusing distance (m)
7
Interpupillary distance (mm)
56-72
Weight (g)
1020
Length (mm)
178
Width (mm)
196