SKY ROVER Qinyun Waterproof APO Handheld Binocular, Model:8x42(Army Green)

Specifications: 6x32
1. Magnification: 6x
2. Effective objective lens diameter: 32mm
3. Exit pupil diameter: 5.3mm
4. Super-flat field technology: Yes
5. Field of view: 12.2 degrees, 214m/1000m
6. Viewing angle: 70 degrees
7. Interpupillary distance: 56-76mm
8. Exit pupil distance: 18mm
9. Minimum focusing distance: 1.5m
10. Prism material: High-transmittance prism (H-BaK7GT)
11. Coating: FBMC + hydrophobic film (on the front of objective lens and the back of eyepiece)
12. Prism coating: FBMC + phase coating + dielectric film
13. Transmission: 90% on the average for the entire device, and the peak can reach to 92%
14. Diopter adjustment (left/right): +/- 4 dpt
15. Refractive correction: >5 dpt
16. Lens material: magnesium alloy
17. Focusing method: central focusing
18. Eye mask: Five-section rotating, fully detachable
19. Nitrogen Filling: Yes
20. Waterproof: 30 minutes at 1m water depth
21. Dimensions: about 139x120x65mm
22. Weight: 760g (excluding eye mask), 795g (including eye mask)

The Differences of 8x42:
1. Magnification: 8x
2. Effective objective lens diameter: 42mm
3. Exit pupil diameter: 5.3mm
4. Field of view: 9.1 degrees, 159m/1000m
5. Viewing angle: 70 degrees
6. Exit pupil distance: 18mm
7. Minimum focusing distance: 2m
8. Product dimensions: about 156x123x67mm
9. Weight: about 880g

The Differences of 10x42:
1. Magnification: 10x
2. Effective objective lens diameter: 42mm
3. Exit pupil diameter: 4.2mm
4. Field of view: 7.8 degrees, 137m/1000m
5. Viewing angle: 71.4 degrees
6. Exit pupil distance: 18mm
7. Minimum focusing distance: 2m
8. Product dimensions: about 156x123x67mm
9. Weight: about 890g

The Differences of 10x50:
1. Magnification: 10x
2. Effective objective lens diameter: 50mm
3. Exit pupil diameter: 5mm
4. Field of view: 7.5 degrees, 131m/1000m
5. Viewing angle: 70 degrees
6. Exit pupil distance: 18mm
7. Minimum focusing distance: 3m
8. Product dimensions: about 176x130x70mm
9. Weight: about 1010g

The Differences of 12x50:
1. Magnification: 12x
2. Effective objective lens diameter: 50mm
3. Exit pupil diameter: 4.2mm
4. Field of view: 6.4 degrees, 112m/1000m
5. Viewing angle: 71.49 degrees
6. Exit pupil distance: 18mm
7. Minimum focusing distance: 3m
8. Product dimensions: about 176x130x70mm
9. Weight: about 1020g

The Differences of 12x56:
1. Magnification: 12x
2. Effective objective lens diameter: 56mm
3. Exit pupil diameter: 4.7mm
4. Field of view: 6.2 degrees, 108m/1000m
5. Viewing angle: 70 degrees
6. Exit pupil distance: 18mm
7. Minimum focusing distance: 5m
8. Product dimensions: about 198x134x72mm
9. Weight: about 1170g

The Differences of 15x56:
1. Magnification: 15x
2. Effective objective lens diameter: 56mm
3. Exit pupil diameter: 3.7mm
4. Field of view: 5.3 degrees, 93m/1000m
5. Viewing angle: 72 degrees
6. Exit pupil distance: 18mm
7. Minimum focusing distance: 5m
8. Product dimensions: about 198x134x72mm
9. Weight: about 1180g