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Only by passing these 5 tests can it be regarded as a real military telescope

2022-03-26

Real military telescopes need to pass five tests in order to meet military standards: high and low temperature, vibration, sealing test, and saline-alkali environment test. The specific advantages are: 1. Good sealing performance: military telescopes, the lens barrel has high sealing performance, ...
Important parameters of bird watching goggles

2022-03-15

For bird watchers, choose binoculars, which can not only help us observe more details of birds, but also bring beautiful enjoyment and delight our minds! The size and weight of the binoculars are moderate, suitable for carrying at any time, comfortable for observation, large field of view, very ...
Old molds create classic telescopes

2022-02-24

There is such a telescope, which has a peculiar shape and is also called a miracle anti-Paul by players in the optical instrument circle. The reason why the word "miracle" is added is because the manufacturer - shifang yuantong optics used a set of old molds and combined their own optical design to ...
Monocular - 12X50 Professional Portable Waterproof Monocular with Smartphone Adapter, HD Super Zoom BAK4 Monocular for Adults Kids Birding, Camping, Hiking

2022-02-09

12X50 professional monocular, 12x magnification, 50mm objective diameter wide-angle lens and wide field of view, allowing you to have the best field of vision in your outdoor adventures. And it's light enough, weighing just 0.55 pounds. This is a must-have telescope for adults and children for bird ...
Adult Binoculars - 12 x 42 Powerful HD Binoculars with Clear Low Light Night Vision - Super Bright Wide Field Binoculars for Bird Watching, Travel, Hunting, Concerts

2022-01-13

About this Binoculars 【High Quality Optical HD Vision】Specially designed 24mm large eyepiece and super bright Big BAK4 prism, FMC fully multi-coated objective lens, light reflection and distortion are minimized which contribute to HD vision brighter field of view and clear images. 【Compact Large ...

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