These high quality binoculars from Kinglux 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 magnification, 5 m closest focusing distance, 28 mm objective lens diameter, 6.2° degrees actual field of view, and 17 mm eye relief.
Materials:
Optical glass, aluminium alloy, Rubber, ABS
| Model | BT5575 |
| Specification | 8x25mm | 10x25mm | 12x25mm |
| Magnification | 8x | 10x | 12x |
| Obj.lens (mm) | 25 | 25 | 25 |
| Angle | 6.5° | 6.2° | 4.5° |
| Field of View at 1000m | 114 | 108 | 78 |
| Apparent Field of View | 52° | 62° | 54° |
| Exit pupil (mm) | 3.1 | 2.5 | 2.1 |
| Eye relief (mm) | 13 | 13 | 13 |
| Dusk Index | 14.1 | 15.8 | 17.3 |
| Relative Brightness | 9.6 | 6.2 | 4.3 |
| Type of Prism | Porro / Bak4 |
| Focus System | Central |
| Lens Coating | Fully Multi |
| Eyecups | Fold-Down |
| Size (mm) | 115(L)x50(W)x115(H) |
| Weight (g) | 310 g |
| ED binoculars Bak4 prism |