10x50 12x50 Large Eyepiece Waterproof HD Binoculars Telescope With Bak4 Prism
Price:
Negotiable
MOQ:
1 piece
Delivery Time:
Negotiable
Brand:
Hollyview
Product Description
※ Large eyepiece Wide field of view
Visual viewing comfort, effectively avoid dark Angle, wide field of vision, smaller color difference, stronger effect.
※ Multilayer wideband HD coating
Special high transmittance FMC multilayer coating, high transmittance of 99% color clear and sharp.
Special high transmittance FMC multilayer coating, high transmittance of 99% color clear and sharp.
※ Center focus hand
Wheel environmental rubber material, feel comfortable, left and right adjustment accurate and fast focus.
Wheel environmental rubber material, feel comfortable, left and right adjustment accurate and fast focus.
※ Paul type nitrogen-filled waterproof
On the market, the rare Paul type nitrogen-filled waterproof nitrogen-filled anti-fogging IPX7 nitrogen-filled waterproof.
On the market, the rare Paul type nitrogen-filled waterproof nitrogen-filled anti-fogging IPX7 nitrogen-filled waterproof.
※ BAK4- Prism Prism
The imaging reduces the reflection, the imaging is bright and sharp, and the true restoration degree is high.
Product specification
| MODELS | 8x42 | 10x42 | 10x50 | 12x50 |
| Magnification | 8x | 10x | 10x | 12x |
| Objective lens diameter (mm) | 42 | 42 | 50 | 50 |
| Exit pupil diameter (mm) | 5.3 | 7.1 | 5 | 4.2 |
| Relative brightness | 28 | 24 | 25 | 18 |
| Twilight factor | 18.3 | 18.7 | 22.4 | 24.5 |
| Eye relief (mm) | 21 | 24 | 19 | 14 |
| Field of view,real (degree) | 8.1° | 7° | 6.5° | 5.6° |
| Field of view,apparent (degree) | 65° | 49° | 65° | 67° |
| Field of view,real (m / 1000 M ) | 142M | 122M | 114M | 98M |
| Field of view,real ( ft / 1000 yds) | 425FT | 367FT | 342FT | 294FT |
| Close focusing distance (m) | 3 | 5 | 5 | 6 |
| Diopter compensation (dpt) | ±4 | ±3 | ±4 | ±6 |
| weight | 980g | 980g | 960ɡ | 960ɡ |
| size | 220X200X80MM | |||
| Interpupillary distance (mm) | 53 ～74 | |||
| Focus system | Center | |||
| Prism system | Porro | |||
| Prism glass | BAK4 | |||
| Objective lens structure | 2 elements/ 1 groups | |||
| Eyepiece lens structure | 4 elements/ 3 groups | 3 elements/ 2 groups | 4 elements/ 3 groups | |
| Lens and prism coating | Fully multi-coated on all air exposed lenses | |||
| Eyecups style | Twist up with 3 click stops | |||
| Waterproof | Yes | |||
| Adapt to tripod | Yes | |||
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Company
Xiangyang Youbo Photoelectric Co., Ltd
Contact Person
Vivian