High Quality Telescope Long Distance 20X80 Porro Binoculars with Bak4 Prism for Astronomy or Long-Distance Terrestrial Viewing

• Customization: Available
• After-sales Service: 2 Years
• Warranty: 2 Years
• Model NO.: YBP23 20x80
• Magnification: 20X
• Function: Waterproof, Fogproof, Night Vision
• Usage: Astronomical, Gift, Bird Watching/Hunting, Toy, Travel
• Structure: Refractor Telescope
• Lens Type: Prime Lens
• Lens: Glass
• Objective Aperture: 30~50mm
• Focusing Type: Center Focusing
• Aperture: 50-100mm
• Objective Lens Diameter(mm): 80
• Eye Relief (mm): 15
• Near Focus: 50m
• Material: /
• Certification: CE, FCC
• Customized Support: OEM, ODM, Obm
• Close Focusing Distance (M): 15
• Interpupillary Distance(mm): 58-72
• Exit Pupil Diameter: 4mm
• Relative Brightness: 16
• Model: Ybp23 20X80
• Weight (G): 2700
• Transport Package: /
• Specification: /
• Trademark: Hollyview
• Origin: Sichuan, China

Product Description

Hollyview High Quality Telescope Long Distance 20X80 Porro Binoculars with Bak4 Prism for astronomy or long-distance terrestrial viewing

 

 

Product Description

·High-transmission BAK 4 porro prisms ·Gigantic 80mm (3.14") aperture objective lenses ·3.2° field-of-view with exceptional contrast and sharpness

 

20x80mm Porro Binocular A high-quality yet affordable choice for binocular astronomy or long-distance terrestrial viewing with giant 80mm objective lenses and powerful 20x magnification. Dual-purpose mirror Can be used to observe objects and scenery, as well as stargazing and skygazing FMC multi-layer high transmittance green film High light transmittance, effectively reducing the refractive index of light, resulting in clear, sharp and transparent imaging Anti-slip, shock-resistant and fall-resistant Metal frame, lens body soft rubber protection meets daily life, non-slip, shock-resistant and fall-resistant Central axis focusing Solid structure, stable and durable, comfortable grip and accurate focusing. Bright, Sharp Images-Even in Dim Conditions Multi-coated optics and BaK-4 prisms deliver excellent light transmission for brighter images. The 20x80mm Porro Binocular is a favorite among those who view in dimconditions near dawn and dusk, or for astronomy. Durable and Water Resistant The rugged, armored body provides protection and a secure grippingdsurface. Plus, the water-resistant exterior means you won't have to worry about getting caught in unexpected weather. Comfortable & Eyeglass Friendly Soft, rubber eyecups are comfortable to use and block stray light.Eyeglasses wearers can fold down the eyecups for easier viewing. Integrated Tripod Adapter Rod Enjoy extended, hands-free viewing sessions by mounting your 20x80 Porro binocular on a tripod. The built-in tripod adapter rod provides an ultra-d stable base. With panoramic fluid pan & tilt head and rocker arm on top, can realize almost any angle shooting precisely and efficiently Applicable to various scenarios Mountaineering travelEnjoy the sceneryobserve animalsconcert. etc

Product Specifications

MODELS	YBP23 20x80 fixed
Magnification	20x
Objective lens diameter (mm)	80
Exit pupil diameter (mm)	4
Relative brightness	16
Twilight factor	40
Eye relief (mm)	15
Field of viewreal degree	2.9°
Field of viewapparent degree	58°
Field of viewreal (m / 1000 M )	52M
Field of viewreal ( ft / 1000 yds)	156
Close focusing distance (m)	15
Diopter compensation (dpt)	±3
Interpupillary distance (mm)	58-72
Focus system	Center
Prism system	Porro
Prism glass	BAK4
Lens and prism coating	FMC
Eyecups style	Fold Down
Waterproof	No
Adapt to tripod	Yes
Dimensions (HxWxD) (mm)	32x20x10
Weight (g)	2700
EXW Unit Price($/unit)	41.7

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Packaging Process

We provide our customers with safety and solid product package for cross-border long-distance transportation.

Package order: Color box, Corrugated Brown Box, Sturty 3-layer Inner Carton and 5-layer Master Carton