USA 
10x 50mm Powerview Porro Prism Binoculars
Product Description
- Rugged binoculars that are ideal for long range observation
- A great tool that was designed using superior quality optics
- Fully multi-coated optics deliver bright high-contrast images
- Magnification x Objective lens: 10x 50mm
- Eye relief 10mm
- Exit pupil: 5.0mm
- Field of View at 100yds: 341
- Prism system: Porro
- Prism glass: BK-7
- Lens coating: Multi-coated
- Close focus(ft): 20/6
- Can adapt to a tripod
- Eye cups fold down