News & information - Yiwu Zhong Bang optical instruments Co., Ltd.

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Yiwu Zhong Bang optical instruments Co., Ltd.
Contacts：Mr. Du
Mobile phone：13516959979
Telephone：13516959979
Mailbox:475930796@qq.com
Address:Yiwu City Huangyuan Road No. 298

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15

2018-03

Basic common sense and identification of telescopes

The multiples of the handheld binoculars are basically between 7~10 times. Not a higher number of telescopes are difficult to do, but because long practice has found that 7~10 times the number of times the most suitable for handheld telescopes.

15

2018-03

Brief introduction to binoculars

Binocular telescope (hereinafter referred to as "binocular") has many advantages, such as clear and bright, large field of view, easy to carry, and cheap. It is very suitable for astronomers to survey and observe the nebulae, clusters, comets and other surface objects. If you used to use the astronomical telescope with h

15

2018-03

A brief introduction to telescopes

Telescopes are optical instruments that use lenses or mirrors and other optical devices to observe distant objects. The light is refracted through the lens or light is reflected Aojing make it into the small hole and the convergence of imaging, and through a magnifying eyepiece and see. It is also called "thousand li mirror".

15

2018-03

Telescope principle

The telescope is a visual optical instrument for observing distant objects, the object is very small angle according to certain magnification, the image space has a larger angle, which could not see with the naked eye...

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Yiwu Zhong Bang optical instruments Co., Ltd.　
Contacts：Mr. Du　 Mobile phone：13516959979　 Address:Yiwu City Huangyuan Road No. 298
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