10-30x50 zoom monocular Telescope BAK4 Prism Waterproof Fog Proof Men Gifts for Bird Watching
SPECIFICATION:
- Portable Zoom Monocular - Tontube monocular features a powerful zoom magnification range that adjustable 10x to 30x magnification, use low magnification if you need to see a larger view and handle it steady, zoom in to high magnification when you need to see something longer distance and also want a specific picture
- Suitable for Any Occasion - Variable 10x to 30x magnification and dynamic lens focusing system makes it easy to zoom in on target, perfect designed for hunting, camping, target shooting, archery, bird watching, watching wildlife, scenery and even astronomy
- Advanced Configuration - With the BAK-4 crystal prism and FMC(full multi-coated) 50mm objective lens, Emarth monocular delivers brighter, clearer image, the highlight transmission will reach up to 99.8 percent of light reflection allowing for crisp and clear picture as using the Porro system
- Durable & Tough - It is both fogproof and waterproof and boasts a rugged external armor. These features make this monocular capable of withstanding inclement weather conditions so you can use it outside without worrying about damaging it
- Satisfy Warranty - Tontube offers a 30-day money back guarantee and a lifetime quality warranty, you are welcome to contact us if any problem with our optics products, we promise will work hard to put you a smile back on your face
PARAMETER:
| Magnification | 10-30x |
| Objective lens | 50mm |
| Exit pupil dis | 22-14mm |
| Exit pupil dia | 2.6-1.2mm |
| Field angle | 4.15-3.08° |
| Field of view | 217-161m/1000m |
| Near focus | 8m |
| Color | Black |
MORE DETAILS:
