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Bak4 Prism 8x40 Binocular Telescope Fogproof Blue Telescope For Adults

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China Sichuan Tontube Technology Co.,LTD certification
China Sichuan Tontube Technology Co.,LTD certification
Customer Reviews
Good quality products, trusted supplier!

—— VIctor Osorhan

Outstanding product quality & service! We have worked with a lot of companies in Asia, many times the quality is great but the communication is too complicated. In case of Shifang Yuantong Optical Instrument the quality of the products is excellent AND the communication is outstanding easy and fast

—— Matthias Frisch

8x33 Monocular ED I ordered only one as sample. They shipped fast, had in stock. It is of good quality, very sharp optics, focus smooth and fast.

—— Giorgio Pattarini

Very high quality product! Supplier is attentive, knows the business and is always willing to help. Very pleased with the whole process.

—— Ana Silva

Binocular 8x40 Porro FOV 140m/1000m I ordered one piece as sample, and they shipped promptly from stock. Well made product, very sturdy; the prism are mounted into a cradle inside the housing. The objective is recessed and protected. Focusing wheel is a bit hard but precise; eyepieces are stable. Good optics with green coatings, prisms with black c

—— Milucci Christian

I just wanted to say THANK YOU! :-) ^_^You've always responded to all my questions very promptly and with all the details i asked!You worked with me offering different options when appropriate:shipping options, or neck strap options,or boxes, You've always nice to me! so Thank you!!!

—— Ann Byrne

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Bak4 Prism 8x40 Binocular Telescope Fogproof Blue Telescope For Adults

Bak4 Prism 8x40 Binocular Telescope Fogproof Blue Telescope For Adults
Bak4 Prism 8x40 Binocular Telescope Fogproof Blue Telescope For Adults Bak4 Prism 8x40 Binocular Telescope Fogproof Blue Telescope For Adults Bak4 Prism 8x40 Binocular Telescope Fogproof Blue Telescope For Adults Bak4 Prism 8x40 Binocular Telescope Fogproof Blue Telescope For Adults

Large Image :  Bak4 Prism 8x40 Binocular Telescope Fogproof Blue Telescope For Adults

Product Details:
Place of Origin: Sichuan China
Brand Name: OEM/ODM
Certification: CE / FCC / ROHS
Model Number: OJJGYC
Payment & Shipping Terms:
Minimum Order Quantity: 50
Price: Negotiation
Packaging Details: Master Carton: 16 units per carton / size 49x37x45cm / G.W.:22KG
Delivery Time: 7 work days
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram, Paypal
Supply Ability: 30000 units per carton
Detailed Product Description
Magnification: 8x Objective Diameter: 40mm
Near Focus: 4.5m Optical Material: FMC Optical Glass
High Light:

bird watching binoculars

,

high definition binoculars

Bak4 Prism 8x40 Porro Prism Binoculars Fogproof Telescope Blue for Adults

 

Optical System

 

Fully Multi-coated Lens

All lens are fully multi-coated, light transmittance is 95% above, colorful image provided.

BAK4 Prism

Advanced BAK4 prism with coating, designed for porro system, getting bright and crisp film than BK7 prism.

Wide Angle View

Special designed optical system achieves wide view angle at 8°. See more scene at long distance.

Large Objective Lens

40mm large objective lens for brighter film with less aberration.

 

Body Design

 

Nitrogen Filled Lens

100% pure nitrogen filled lens getting IPX7 waterproof / fog proof / dust proof performance, working perfect in bad condition.

Tripod Available

Metal screw interface for tripod, connecting more stabilized and durable also.

Rubber Skin Surface

Rubber skin covered surface with Anti-slip pattern design. Stabilized handle feeling for long time use.

Soft Rubber Eyecup

Soft fold-down rubber eyecup, touching more comfortable compared with twist-up eyecup.

 

About Porro Prism

Porro Prism light path is fully reflect by the prism inside, which almost no light loss in whole optical system, film brighter and own high definition. While roof prism need special coating process to avoid phase difference in multi-refraction, also the film with light loss will be dark. Based on same optical performance, porro prism has more competitive price than roof prism.

 

Specification

 

Magnification 8x
Objective Diameter 40mm
Field of View (1000m) 140m/420ft
Field Angle
Near Focus 4.5m
Exit Pupil 5mm
Eye Relief 16.7mm
Focus System Center Focus
Size 19.8x6.5x19.1cm
Weight 814g

 

Other Information

 

1. Customization

1) Customized card: Thank you card for your customer

2) Accessories: Tripod / mobile holder

3) Logo: logo printing on binoculars / wiping cloth / strap / carry bag

4) Customized gift box: with your own logo and pattern

 

2. Packing:

1) Inner Box: binoculars / wiping cloth / strap / instruction note / soft carry bag

2) Master Carton: 12 units per carton / size 49x37x45cm / G.W.:22KG

 

3. Payment: Accept T/T / Paypal / L/C or other payment method according to your convenience

 

4. Warranty: 2 years limited warranty

 

5. Delivery & Shipping:

 

Deliver

1) Production starts after down payment confirmed.

2) Order deliver after fully payment confirmed.

3) Order production time 15-30 days.

 

Shipping

1) For small quantity order or sample order, we suggest DHL and EMS.

2) For large quantity order we suggest shipping by sea or air way.

 

View More

IPX7 Waterproof

Bak4 Prism 8x40 Binocular Telescope Fogproof Blue Telescope For Adults 0

Multi-coated Optical Glass

Bak4 Prism 8x40 Binocular Telescope Fogproof Blue Telescope For Adults 1

Porro Prism

Bak4 Prism 8x40 Binocular Telescope Fogproof Blue Telescope For Adults 2

Contact Details
Sichuan Tontube Technology Co.,LTD

Contact Person: Mrs. Christina Yi

Tel: 17761309662

Fax: 86-28-89346527

Send your inquiry directly to us (0 / 3000)