The Visionking 7x28 High Quality Camouflage Hunting Military Waterproof Roof Binoculars is a unique design binocular. with a 28mm objective lens diameter, it it portable, and highly compact. It's incredibly small and lightweight (333 grams) makes very comfortable for using and put away. With Multi-coated optics, so it has high image resolution. And it's main body filled with a completely waterproof design because it is inert nitrogen gas to prevent internal fogging and mold can occur. It has metal body and Durable Rubber Armoring, This 7x28 binocular is the best binocular that fit For Hunting, Travel, Bird Watching, Beach, Horse Racing, Sports. Theater. Auto Racing & Boating...etc.

Specifications:
· Magnification 7x
· Caliber 28
· Prism System Roof
· Prism Glass BAK4
· Focus System Individual
· Field Of View(ft/1000yds) 367
· Close Focus Distance 2
· Exit Pupil 4.0
· Eye Relief 14.0
Water proof/Fog proof Yes
· Coating FMC
Features:

Durable and Protective, Rubber-armored Lightweight, ergonomic design,comfortable to carry Fully multicoated glass lenses deliver the ultimate brightness and resolution Nitrogen filled and O-ring sealed for Waterproof/Fogproof BaK-4 prisms offer the clear, bright and crisp images Long eye relief for eyeglasses wearers Super near focusing

• BaK-4 prisms
• Waterproof
• Compact&portable
• Full Coated Optics
• Nitrogen-Purged and Sealed

BaK-4 prismsVisionking Optical