Founded in 1990, China Wudung Optics Co., Ltd. is an innovative optics technology swift binocular designer and manufacturer, which is engaging in photoelectric instruments and optic instruments. After about 20 years' development, our company has the capacity of complete machine process, spray-paint on surface, electron process, optics assembling. We have own custom swift binoculars review, research and development center, production line, marketing and after-sales service department and molding, injection, painting and silk printing workshops. About 60% of our orders are OEM or ODM. We can offer you R&D services that cover market research, design, mold making, samples, trial production and market testing.

The finest BaK4 prisms
New full multi-coating technology
Additional layers to provide greater light transmission than standard multi-coatings
Long eye-relief
Close focusing
The Ultra Lite collection, is the result of extensive market research with outdoor enthusiasts and retailers. Ultra Lite binoculars are the first and only binoculars to incorporate two different types of rubber to improve durability and shock-absorption. In addition, these new binoculars combine harder and softer rubbers in the area where people hold the binoculars to form an ergonomic surface for superior comfort and sure grip thereby reducing user fatigue and discomfort. The Ultra Lite binoculars are available in exciting colors. All models have premium optics and features including BaK4 prisms, full multi-coating, long eye-relief, close focusing, phase corrected and are waterproof. 929 Ultra Lite The New Ultra Lite is the first and only binocular to incorporate two different types of rubber to improve durability and shock-absorption. The hard exterior rubber protects the binoculars against bumpsand bangs while the soft interior rubber and patented ergonomic design gives theuser added comfort and reduces user fatigue. The soft interior also provides a sure grip in any weather condition, wet or dry. This same technology is used to create a non-slip focusing knob on these binoculars. The Ultra Lite binoculars offer premium optics and features the finest BaK4 prisms, new full multi-coatingtechnology with additional layers to provide greater light transmission than standard multi-coatings, long eye-relief, close focusing.

Swift 930 Ultra Lite 10x42 Binoculars - Waterproof Birding Binoculars are the first and only binoculars to incorporate two different types of rubber to improve durability and shock-absorption. The hard exterior rubber protects the 10x42mm Swift Ultra Light Binoculars 930-Green against bumps and bangs while the soft interior rubber and patented ergonomic design gives the user added comfort and reduces user fatigue. The soft interior also provides a sure grip in any weather condition, wet or dry. This same technology is used to create a non-slip focusing knob on Swift 10 x 42mm Ultra Lite Birding Binoculars.
The Swift 930 Ultra-Lite 10 x 42 mm Waterproof Swift Binoculars offer premium optics and features the finest BaK4 prisms, Phase Coating, AND new full multi-coating technology with additional layers to provide greater light transmission than standard multi-coatings. Swift Ultra Light 10x42mm Binoculars also feature long eye-relief, close focusing and durable waterproof construction.
Specifications for Swift 930 Ultra Lite 10x42 Birding Binocular:Magnification:10x * Obj. Lens Diameter:42mm * Field of View:314 ft/1000 * Weight:24 oz * Eye Relief:16mm * Close Focus:6 ft * Lens Coating