Giant 20x40x100 Large Astronomy Surveillance Binoculars
These Giant binoculars are designed to fit most demaning specifications and are capable to withstand maritime weather. They are useful as marine binoculars, border guarding instrument, and with other applications where long-range viewing is required.
The 20x or 40x Big Eye has massive objective lenses, BAK-4 prisms and precision-ground, multi-coated optics. One can note the incredible optical quality with extraordinary edge-to-edge image clarity.
Oversized, individually focusing ocular lenses are set at an angle for comfortable viewing. The instrument is nitrogen filled to prevent fogging. Foldable eye cups. Convenient holder is attached to a tripod to keep spare eyepieces. Binoculars are supplied in hard case with a lock.
User including: 1) Military. 2) Law enforcement. 3) Marine /Boating. 4) Hunting. 5) Outdoor adventure. 6) Wildlife observation.
Main Features:
- Large semi-apochromatic triplet multi-coated objective lens.
- High quality BAK-4 prisms
- Provides extreme light gathering
- Wide-angle viewing and high-power viewing
- Ideal for celestial viewing at night or daytime terrestrial viewing
- Binoculars packaged in a premium hard case
- Heavy-duty adjustable tripod and mount included .
Giant 20x40x100 Large Astronomy Surveillance Binoculars Sku#TY- Specification:
|
Model
|
TY-131 |
| Magnification,x |
20x,40x |
| Lens Diameter,mm |
100mm / F5 F=500mm |
| Field Of View,degrees |
2.5°@20x , 1.5°@40x |
| Filed(at 1000m/1000yds) |
44m/131ft@20x, 26m/79ft@40x |
|
Eye Relief,mm
|
20.5mm@20x, 14.5mm@40x |
|
Exit pupil
|
4.5mm@20x, 2.4mm@40x |
|
Focus,m
|
20m to infinity |
|
Focusing System
|
Individual |
|
Resolution
|
≤2.16" |
|
Like tilt
|
≤60" |
|
Like balance
|
≤30" |
| Prism type /Prism Glass |
Prism type /Prism Glass |
| Optical System |
Multi Coated(FMC) |
| Adkistment from the current range,mm |
56--72 |
|
Diopter Adjustment
|
-5D to +5D |
| Divergence |
≤60" |
| Level |
≤20" |
| Convergence |
≤20" |
| Working temperature,°C |
-20°C to +55°C |
|
Waterproof
|
water depth 30cm more than 10min |
|
Fogproof, Shockproof
|
Yes |
|
Tripod Mount
|
Yes |
|
Dimensions,mm
|
445mm X252mm X 135mm |
|
Weight
|
7650g |
| Weight, g |
7650g |
| Accessories and packing : Carrying Case , Soft case, Lens cover,Attached Eyepiece Cover, Neck strap,Cleaning cloth and User's Manual |
