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Bak4 Prism 12x50 40x60 Long Distance Monocular Telescope , Zoom Monocular

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 12x50 40x60 Long Distance Monocular Telescope , Zoom Monocular

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Large Image :  Bak4 Prism 12x50 40x60 Long Distance Monocular Telescope , Zoom Monocular

Product Details:
Place of Origin: Sichuan China
Brand Name: OEM/ODM
Certification: CE / FCC / ROHS
Model Number: Ymt18
Payment & Shipping Terms:
Minimum Order Quantity: 1 piece
Price: Negotiation
Packaging Details: Master Carton: 40 units per carton / size 41.5x21.5x33cm / G.W.:20KG
Delivery Time: 7 work days
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram, Paypal
Supply Ability: 30000 units per month
Detailed Product Description
Prism: Bak4 Magnification: 12x
Exit Pupil Diameter: 4.4mm Objective Diameter: 50mm
Eye Relief: 10.26mm Color: Blank
Brand: OEM/ODM Weight: 223g
High Light:

long range monocular telescope


wide angle monocular

Bak4 Prism 12x50 40x60 Lonng Distance Monocular Telescope for Outddoor




Place of Origin

Sichuan, China

Brand Name


Model Number

monocular telescope



Objective diameter


Field angle

Exit pupil


Eye relief


Prism type









                    · Fully Multi-coated Lens

All Monocular Telescope lens are fully multi-coated let light transmittance up to 95%. More Clear and colorful film formed.


                       · Big Eyepiece

23mm big eyepiece on lens. Bigger eyepiece provide more comfortable watching feeling in long time use.When use smartphone it can also show better.


                       · Advanced BAK4 Roof Prism

Equiped BAK4 roof prism with coating process creat high definition crisp film.


                       · Large Objective Diameter

50mm large objective diameter ensure bright film in day and night.And can watch bigger scope.


                       · Small Size Portable Design

Lightweight and small size,it is available for take out and focus your target by one hand.


                      · IPX7 Waterproof

IPX7 Waterproof. Can work in hard Environment.


Stabilized connecting with tripod & mobile holder


                      · Anti-slip Focus Wheel

Focus wheel on top with anti-slip rubber particle. Ensure quick adjustment with one hand in water covered condition.


                      · Soft Body Surface 

Soft material covered body surface with skid resistence rubber decoration, perfect handle feeling provided.


                      · Tripod Interface

Metal screw tripod interface let connecting more stabilized, screw can be used for long time without distortion.


                     · Mobile Holder Available

Wide range of mobile holder option provided for monocular, easy install and adjust, recording amazing moment anytime & anywhere!


                     · Extra Hole For Hand Strap

At beginning of model design, we considered about using condition with tripod and mobile holder, so extra hole sets at side of the body for hand starp using, no conflict with other accessories.


                     · Twist-up Eyecup

Twist-up eyecup adjustment with 2 click-stop position, easier to find your best position for watching..




· See a live show:Close the distance betweeen you and your idol.

· Outdoor activity:Lightweight and small size,easy to take.

· Use in the night:Enjoy the night.


· Observing animals:Capture every moment




We provide comprehensive shipping methods.
* For small quantity orders we ship by DHL, FEDEX, EMS/TNT Express service which is the fastest. Postal ways are also acceptable for small orders.
* For large quantity orders we ship by Air transportation or sea transportation, we can also ship order to buyer’s cargo agent in China.



In stock: in 7 days;

OEM: about 30-60 days after ordering




1. Are your company a manufacturer or trading company?
We are well-experienced manufacturer specialized in producing binoculars,rifle scopes, monocular, spotting scope, astronomical telescopes, optics accessories etc., for more than 15 years.

2. Does your product have any warranty?
Yes,we offer 5 years limited warranty for rifle scopes vs 2 years limited warranty for other optical instruments such as binoculars, monocular, spotting scope, astronomical telescopes, etc.,
Damage due to misuse, ill treatment and unauthorized modifications and repairs are not covered by our warranty.

3. What's your payment method?
We usually accept the payment methods include T/T (Bank Transfer), Western Union, paypal and MoneyGram. Payment methods can be adaptable to your specific requirements.
For different countries, the payment methods we accept varies from each other.
50% deposit in advance and 50% balance before shipping. Payment terms can be negotiated.

4. Does your company provide customization, private label service?
YES. OEM/ODM/Customization/Making your own logo/ brand are warmly welcome!
We can make adjustment or change to our products to meet your demands.
We can design, innovate, develop and produce new item molds according to your specific requirements.
Packaging can be made as per your artwork and we also provide professional designer to make design for you free of charge if you like

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Contact Details
Sichuan Tontube Technology Co.,LTD

Contact Person: Jane Tian

Tel: 18011461362

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