Zeiss Victory SF 10x42mm Schmidt-Pechan Prism Binoculars Black Medium NSN 9005.10.0040. These Zeiss Victory SF 10x42 Binoculars are lightweight and ergonomically designed optics that allow for continuous hours of bird watching without leaving you fatigued. These Binoculars by Zeiss boast a whopping 92percent light transmission rate which allows for viewing even in low light conditions. With an unmatched wide-angle field of view these Zeiss Victory SF 10x42 Wildlife Observation Binoculars let you quickly and reliably locate your target so that you don't miss a moment. Plus these binoculars utilize the Ergo-Balance concept that shifts the weight appropriately so that they don't weigh heavily on your neck and shoulders. Despite the lightweight design these Zeiss Victory SF 10x42 Waterproof Binoculars are a durable and rugged optic that can be enjoyed in even the harshest conditions. Pick up your pair and observe nature like never before with larger-than-life views of birds bugs and the beautiful outdoors. Specifications for Zeiss Victory SF 10x42mm Schmidt-Pechan Prism Binoculars: Manufacturer: Zeiss Color: Black Magnification: 10 x Objective Lens Diameter: 42 mm Prism System: Schmidt-Pechan Prism Material: BAK4 Image Stabilizer: No Eye Relief: 18 mm Exit Pupil: 4.2 mm Field of View Linear: 360 ft at 1000 yds Field of View Angle: 64 degrees Optical Coating: ZEISS T Multi-Layer Coating Customized to Each Lens Binoculars Focus System: Center Focus Twilight Factor: 20.5 Interpupillary Distance: 55 - 76 mm Close Focus: 5 ft Diopter Adjustment Range: -4 - 4 dpt Weather Resistance: Fog Resistant Water Resistant Mark: 400 bars 0.4 bars Water Resistance Level: Waterproof Length: 6.8 in Weight: 27.5 oz Finish: Black Fabric/Material: Polycarbonate Condition: New Package Type: Box Magnification Type: Fixed Fogproof: Yes Features of Zeiss Victory SF 10x42 Binoculars: Newly developed Ultra-FL lens Extremely large wide-angle field of view ErgoBalance Concept: Lightweight materials and a unique high-traction armor for ergonomic comfort that is truly unparalleled Package Contents: Zeiss Victory SF 10x42mm Schmidt-Pechan Prism Binoculars Eyepiece Cap Protective Lens Cap Carrying strap Magnetized Premium Carrying Case Lens Cleaning Cloth Instructions Warranty Card Quality Certificate Zeiss 524224-0000-000: Victory SF 10x42mm Schmidt-Pechan Prism Binoculars Black Medium NSN 9005.10.0040