The Viper HDs significantly step up their game in 2011 with HD (High Density) extra-low dispersion glass. One look is all you'll need to appreciate why the Viper is an award-winning bino. Add XR fully multi-coated lenses and you have a bino that delivers bright, crisp details with impressive resolution and color fidelity. Rugged, compact and lightweight—one of the lightest full-size binos available. It's no mystery why the Vipers are an award-winner, our Viper HD binoculars pack in all the features you need for a successful birdwatch. See what premium optics can do for you.

Please place your order by phone only.If you require postage out of uk please call. These are a bit tricky to get at the moment so may be a bit of a wait - but worth it!

VIP Unconditional Lifetime Warranty

Optical Features
HD Lens Elements	HD (High Density) extra-low dispersion glass delivers impressive resolution and color fidelity, resulting in High Definition images.
XR Lens Coatings	Vortex proprietary XR anti-reflective coatings, fully multi-coated on all air-to-glass lens surfaces, increase light transmission for maximum brightness.
Phase Correction	Used on roof prism models only—coating enhances resolution and contrast.

Construction Features
Roof Prisms	Valued for greater durability and a more compact size.
Waterproof	Optics are sealed with O-rings to prevent moisture, dust, and debris from getting inside the binocular.
Fogproof	Argon gas purging guarantees superior fogproof and waterproof performance.
Rubber Armor	Provides a secure, non-slip grip, and durable external protection.
ArmorTek	Ultra-hard, scratch-resistant coating protects exterior lenses from scratches, oil and dirt.

Convenience Features
Twist Eyecups	Twist up and down to precise, intermediate settings to maximize custom fit for comfortable viewing with or without eyeglasses.
Center Focus Wheel	Adjusts the focus of both binocular barrels at the same time.
Locking Diopter	Adjusts for differences in a user's eyes. Located on the right eyepiece.
Tripod Adaptable	Compatible with a tripod adapter, allowing use on a tripod or car window mount.

	15x50	10x50
Magnification	15x	10x
Objective lens diameter	50mm	50mm
Eye relief	16mm	19.5mm
Exit Pupil	3.3mm	5mm
Linear field of view	210feet/1000yards	278feet/1000yards
Angular field of view	4 degrees	5.3 degrees
Close focus	8.2 feet	8.2 feet
Interpupillary distance	59-75mm	59-75mm
Height	6.7in	6.7in
Width	5.2in	5.2in
Weight	28.4 ounces	28.4 ounces