BCI GROUP LIMITED
BCI Group Ltd has been the key manufacturer of optics for more than20 years. Our guiding principle is to provide our customers with the highest quality optics products,we have successfully created a
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These high quality binoculars from feature a stylish rubber covered aluminium body which protects the device from external damage. The ergonomic thumb indents and finger ridges provide an anti-slip grip and make it easy to use these binoculars.
Optical:
The multi-coated optics of these binoculars ensures that you get bright and sharp images with high contrast by increasing the light transmission. These binoculars feature a roof-prism type lens with 8x 10x 12x magnification, 5 m closest focusing distance, 25 mm objective lens diameter, 7.5,6.0,5.0 degrees actual field of view, and 11 mm eye relief.
Materials:
Optical glass, aluminium alloy, Rubber, ABS
【HIGH QUALITY AND WIDE SHARP VIEW】 Coating with FMC Broadband and BAK4 prism ,the high powered binoculars provides you a large field of view measures 101m/1000m with three lens inside, ordinary binoculars only have two lens, high-tech optics provide stunning HD clarity for viewing.
【HIGH POWERED WITH LONG EYE RELIEF】 Powerful 10x magnification and 25mm objective lens that allows you see objects 10X clarity in outside. Equiped with 1.5cm long eye relief, the binoculars'image is relatively high and the edges are not distorted.
【COMPACT SIZE AND LIGHTWEIGH】 Compact size: 4.29x2.08x0.43 inches Lightweight and easy to carry, only 0.54 lb, perfect fit for adults and kids birding, hunting, hiking, camping. The folding pocket binocular is suitable for kids and adults as well as for a desired gift for friends and relatives.
【STURDY DESIGN AND FUNCTION】 Made of ABS plastic, nonslip rubber armor,the binoculars telescope has its soft texture grip absorbs shock and provides a firm grip as well as waterproof ,shockproof and skidproof enough to withstand tough weather conditions and rugged environments.
【CONVENIENT AND EASY TO USE】 The compact binoculars is foldable coming with a carrying case and a neck strap, easy to take everywhere. The focusable binocs is easy to adjust the focal distance, adjusting central focusing knob and right eyepiece smoothly until you get a clear image. Easily operate for everyone.
| Model | BJ5582 | ||
| Specification | 8x25mm | 10x25mm | 12x25mm |
| Magnification | 8x | 10x | 12x |
| Obj.lens (mm) | 25 | 25 | 25 |
| Eyepiece diameter(mm) | 13 | 13 | 13 |
| Field Angle | 7.5° | 6.0° | 5.° |
| Field of View @ 1000m | 131m | 105m | 88m |
| Field of View @ 1000yds | 393ft | 315ft | 264ft |
| Apparent Field of View | 60° | 60° | 60° |
| Exit pupil (mm) | 3.0 | 2.5 | 2.0 |
| Eye relief (mm) | 11.0 | 11.0 | 11.0 |
| Diopter Adjustment | ±5 | ±5 | ±5 |
| Dusk Index | 14.1 | 15.8 | 15.8 |
| Relative Brightness | 9 | 6.25 | 6.25 |
| Prism System | Porro | Porro | Porro |
| Prism Glass | Bk7 | Bk7 | Bk7 |
| Focus System | Center | Center | Center |
| Lens Coating | Fully Multi | Fully Multi | Fully Multi |
| Eyecups | Fold-Down | Fold-Down | Fold-Down |
| Waterproof | NO | NO | NO |
| Size (mm) | 109x53x101 | 109x53x101 | 109x53x101 |
| Weight (g) | 245 | 245 | 245 |