Visionking 8x40 Big Eyepiece Fully Multi-Coated Prismaticos Bak4 Binoculars Telescope for Birdwatching / Hunting / Camping

Specification:
1. Magnification: 8x
2. Caliber: 40
3. Prism system: Porro
4. Prism glass: Bak4
5. Focus system: Center
6. Field of view(ft/1000yard):337
7. Close focus distance(m):4.5
8. Exit pupil(mm): 5
9. Eye Relief(mm): 18
10. Lens coating: full multi-coated
11. Waterresistant: yes
12. Net weight: 850g

Features:
1. Large 22mm ocular lens for comfortable viewing
2. Durable and Protective, Rubber-armored
3. Full Multicoated glass lenses deliver the ultimate brightness and resolution