Binoculars 10x40
Oriental Industries Co., Ltd. [China] 
10x High Power Binoculars, Fully Rubber coated Fully coated lens Objective Lens diameter : 40mm Military Standard8x High Power Binoculars, Fully Rubber coated, Full Metallic housingAlso available in 8x40, 10x40, 12x50
| Magnification: | 10× |
| Objective diameter(mm) | 50 |
| Front lens diameter | 47 |
| Prism (BAK4 / BK7) | BAK4 |
| Prism Type (Roof / Porro) | Porro |
| Eyepiece diameter(mm) | 20 |
| Exit pupil diameter(mm) | 4 |
| Lens Coatings | FMC |
| Relative Brightness Index (RBI) | 16 |
| Field of view(ft /1000 yds) | 7° |
| Eye relief(mm) | 17.5 |
| Close distance(M) | 3 |
| Waterproof (Y/N) | No |
| Fogproof(Y/N) | No |
| shockproof | No |
| Diopter adjustment: | -5D~+5D |
| Net weight(g) | 650 |
| Dimensions of product (mm) | 175×65×170 |
Binoculars 10x40
