Established in 1995, Guanghi Optical Instrument Co., Ltd. is a joint stock China brunton binocular manufactuer and designer engaged in the manufacturing and marketing of a wide variety of Optical Instrument and products. Our products are widely applied in the education of students, research in lab, entertainment and science explore. During more than one decade's development, our products have awarded the CE certificate. We also have our own quality control system and customer' service system. So we can accept the order against customers' samples, specifying designs, specifications, and packaging requirements. We also prepared to accept the OEM and custom brunton binoculars with customer's own trade marks or brand names.

High-quality full-size 8x power binocular for viewing over long distances
42mm objective lenses with BaK-4 prism glass and Emerald Fire multi-coating
341-foot field of view at 1,000 yards; 19.5mm long eye relief
Waterproof and fog-proof polymer frame; eyeglass-compatible twist-up eye relief system
Measures 5.8 x 5 x 2.2 inches (W x H x D) and weighs 23 ounces; 5-year warranty
Offering an impressive collection of features at a nice price point, the Brunton Echo Full-Size binocular excels at long-distance viewing. The lightweight 8x power binocular features a polymer frame that weighs a mere 23 ounces, along with ergonomic body armor that protects the frame from damage. The Echo's high-clarity 42mm objective lenses, meanwhile, are made of BaK-4 prism glass and are shielded by an Emerald Fire full multi-coating. Add in Brunton's twist-up eye relief system--which is both comfortable and eyeglass compatible--and a waterproof and fog-proof housing and you have a great binocular for almost any outdoor application.
Specifications range from a 341-foot field of view at 1,000 yards to a 19.5mm long eye relief to a 5.3mm exit pupil. The focus system, meanwhile, sharpens images as close as 8 feet. Additional features include tripod/monopod compatibility, protective lens covers, and a comfortable neck strap and carrying case.
The Echo Full-Size measures 5.8 by 5 by 2.2 inches (W x H x D) and is backed by a five-year warranty.

Affordable 10x power binocular ideal for long-distance viewing
Fully coated 32mm objective lenses made of BaK-4 prism glass
Includes twist-up eye cups with long eye relief and protective lens covers
Waterproof housing and slip-proof grip are ideal for outdoor use
Comes with neck strap and carrying case; 1-year warranty
Brunton's Lite-Tech binocular is more affordable than many of the company's high-end models, but still offers supreme clarity and topnotch performance. The 10x Lite-Tech delivers a clear, bright image whether you're trying to identify birds or just viewing the scenery thanks to its fully coated 32mm objective lenses--made of BaK-4 prism glass--and a heaping helping of Brunton know-how. Users will also appreciate the binocular's slip-proof grip and waterproof housing, which help it excel in almost any outdoor application. Need to confirm a red-throated loon from several hundred feet in a drizzle? No problem.
The binocular also offers such features as twist-up eye cups with long eye relief, protective lens covers, and a comfortable neck strap and carrying case for on-the-go use. From the glove box to the backpack, the Brunton Lite-Tech makes a great travel companion. As a final bonus, the Lite-Tech is backed by a one-year warranty.

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