Binoculars Delta Optical Sailor 7x50. 

Delta Sailor 7x50 binoculars are equipped with an individual focus system, coated with yellow non-slip material, filled with nitrogen and therefore non-flooding.

Specifications:

• Lens diameter [mm]: 50;
• Magnification [x]: 7;
• Angular field of view [deg]: 7,5;
• Linear field of view [m/m]: 132/1000;
• Exit pupil [mm]: 7.14;
• Eye relief [mm]: 23;
• Min. focusing dist. [m]: 10;
• Twilight factor: 18.71;
• Brightness: 51.02;
• Dimensions [mm]: 200x80x150;
• Weight [g]: 890;
• Waterproof: Yes.