Opticron Oregon 4 LE WP 8x25mm Compact Roof Prism Binoculars Non-Slip Rubber Covering Black. Opticron designed these Binoculars with a wide field of view that's perfect for birdwatching nature observation and other kinds of entertainment. This Opticron Oregon 4 LE Waterproof 8x25 Compact Binocular uses fully multi-coated lenses that provide a bright crisp picture with enhanced light transmission and there is a non-slip rubber covering for a positive grip in nearly any environment. Pick up the Opticron Oregon 4 LE WP Compact 8x25mm Binos for a vivid sight picture in a lightweight rugged body that's easy to use and transport. Specifications for Opticron Oregon 4 LE WP 8x25mm Compact Roof Prism Binocular: Manufacturer: Opticron Color: Black Magnification: 8 x Objective Lens Diameter: 25 mm Prism System: Roof Prism Material: BAK4 Image Stabilizer: No Eye Relief: 16 mm Exit Pupil: 3 mm Field of View Linear: 357 ft at 1000 yds Field of View Angle: 6.8 degrees Optical Coating: Multi-Coated Binoculars Focus System: Center Focus Twilight Factor: 14.1 Interpupillary Distance: 2.1 - 2.8 in Close Focus: 6.6 ft Weather Resistance: Yes Water Resistance Level: Waterproof Length: 4.2 in Weight: 11 oz Finish: Non-Slip Rubber Covering Fabric/Material: Aluminum Alloy Polycarbonate Condition: New Package Type: Box Included Accessories: Soft Case with Rainguard Wide Neck Strap Objective Lens Caps Magnification Type: Fixed Package Contents: Opticron Oregon 4 LE WP 8x25 Compact Binocular Opticron 30530: Oregon 4 LE WP 8x25 Compact Binocular Black 8x25