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The GLLYSION 10X42 Professional HD Binoculars combine powerful 10x magnification with BaK4 prisms and fully multi-coated lenses for bright, sharp, and true-to-life images. Featuring a universal phone adapter, a wide 6.2° field of view, and a lightweight, waterproof design, these binoculars are engineered for bird watchers, hunters, and stargazers who demand clarity and durability in any environment.







| ASIN | B09CG6P9YZ |
| Age Range Description | Adult |
| Apparent Angle of View | 6.5 Degrees |
| Box Contents | binoculars |
| Brand Name | GLLYSION |
| Coating | Fully Multi-Coated |
| Colour | olive green |
| Customer Reviews | 4.4 4.4 out of 5 stars (1,688) |
| Diopter Adjustment Range | +-3 diopters" or "+-4 diopters |
| Enclosure Material | Rubber |
| Exit-Pupil Diameter | 4.2 Millimeters |
| Eye Relief | 16.7 Millimeters |
| Field of View | 325 Yards |
| Focus Type | manual |
| Magnification Maximum | 10 |
| Manufacturer | GLLYSION OPTICS |
| Manufacturer Part Number | GS-B2 |
| Model Name | BW21-10x42 |
| Model Number | GS-B2 |
| Number of Items | 1 |
| Objective Lens Diameter | 42 Millimeters |
| Prism Type | Roof Prism |
| Product Features | Lightweight,Waterproof |
| Size Map | Mid Size |
| Specific Uses | Bird Watching, Hunting, Star Gazing |
| VESA Mount Type | Tripod Mount |
| Water Resistance Level | Waterproof |
| Zoom Ratio | 10 multiplier x |
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