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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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Company News
china latest news about The type of telescope lens is related to the material of the lens and the type of lens coating

The type of telescope lens is related to the material of the lens and the type of lens coating

[2021-09-17 11:46:22]
Material: The quality grades of telescope lenses are divided into Bak-4 [barium crown glass] and Bk-7 [borosilicate glass]. Bk-7 is of standard quality, with low manufacturing cost and low price. Bak-4 lenses are very clear and thorough, and the manufacturing process is complicated and time... Read More
china latest news about How to choose the magnification?

How to choose the magnification?

[2021-09-09 09:23:07]
First of all, the magnification is determined according to the observation target, not the bigger the better. Novices generally like to increase magnification without thinking, but it’s not necessarily good. In particular, profiteers can get 1000 times or even tens of thousands of times according to ... Read More
china latest news about 10x42 Adult Binoculars - HD professional IPX7 waterproof binoculars for hunting, with Bak4 prism, FMC, compact camouflage binoculars, used to watch bird hike sightseeing tourism

10x42 Adult Binoculars - HD professional IPX7 waterproof binoculars for hunting, with Bak4 prism, FMC, compact camouflage binoculars, used to watch bird hike sightseeing tourism

[2021-09-03 13:49:30]
About this project Professional binoculars: 10X magnification (best magnification), 42mm large mirror, big visual field is suitable for fast moving objects, sharpness and brightness, very suitable for bird hunting, hunting, travel, opera, concert, sports game, wild zoo. Military quality: durable ... Read More
china latest news about Refractor Telescope 30070 for children and beginners, 70mm aperture 300mm Astronomical Refractor, tripod and viewfinder range - portable travel telescope with smartphone adapter and wireless remote control  

Refractor Telescope 30070 for children and beginners, 70mm aperture 300mm Astronomical Refractor, tripod and viewfinder range - portable travel telescope with smartphone adapter and wireless remote control  

[2021-08-26 17:35:43]
About this project [The most suitable telescope for children and beginners] 30070 refractor telescope meets all the needs of a beginner, and a child's astronomical journey begins here! Equipped with 3X Barlow lens and two eyepieces, H20mm and H6mm, kids can get magnification from 15X to 150X. ... Read More
china latest news about General structure of Rifle Scope

General structure of Rifle Scope

[2021-04-09 17:20:06]
Objective lens: the objective lens is at the front end of the sight, which is the part of the sight to receive external light source. The larger the diameter of the objective lens, the more light source it can receive. At the same distance, the larger the diameter of the sight, the clearer the image ... Read More
china latest news about Binoculars ED Low dispersion glass

Binoculars ED Low dispersion glass

[2021-04-02 17:04:21]
Binoculars telescope ED glass ED glass of binoculars telescope is a kind of optical glass with special dispersion characteristics or high refractive index. The light scattering after refraction is very small, so it can eliminate color difference (color edge) and has high color restoration. At the ... Read More
china latest news about Rifle Scope FFP vs. SFP

Rifle Scope FFP vs. SFP

[2021-03-26 15:48:01]
The first focal plane (FFP) between the objective lens and the positive lens is also the second focal plane (SFP) between the positive lens and the eyepiece. On these two focal planes, the target image can perfectly coincide with the marking image without being affected by parallax. The biggest ... Read More
china latest news about 30F120 Glued Blue Film Optical Glass Achromatic Objective Lens Cemented Lens FMC Coating DIY Telescope

30F120 Glued Blue Film Optical Glass Achromatic Objective Lens Cemented Lens FMC Coating DIY Telescope

[2021-03-19 16:34:51]
We found that no matter the telescope or camera lens, manufacturers will spare no effort to put on the "color coat" for the lens. Why ? Different coatings can bring different gains, such as filtering out more interference light, improving the experience of use, protecting lenses, prolonging service ... Read More
china latest news about What does Focal Front Flat Field Architecture mean?

What does Focal Front Flat Field Architecture mean?

[2021-03-09 09:18:05]
What does Focal Front Flat Field Architecture mean? What is Flat-Field eyepieces ? Flat-Field eyepieces is an upgraded function of ordinary eyepieces, that uses La Lanthanide Optical lens, Through low-speed polishing, it is processed into double cemented lens. The advantages of Flat Field eyepieces ... Read More
china latest news about Night vision devices are shipped successively

Night vision devices are shipped successively

[2020-12-18 17:51:33]
Large quantity of OEM/ODM/Customized Night vision devices are shipped successively Read More
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