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Aspheric optics

Aspheric optics

INTRODUCTION Spherical optical element refers to a constant curvature from the center to the edge of the element, and the surface is spherical; for aspheric optical elements, the curvature continuous..

2020-09-23

Talk about surveillance camera to challenge the aspheric technology

Talk about surveillance camera to challenge the aspheric technology

In the video surveillance system, it is difficult for anyone to be interested in the lens. The small accessory only needs to play its supporting role and select a suitable mm number according to the actual environment. What sphere, aspheric surface...

2017-03-15

Security monitoring: industry integration advantages and new development trends

Security monitoring: industry integration advantages and new development trends

2014 has been a mixed year for security. On the one hand, competition has intensified and the industry shuffled. On the other hand, with the development of smart cities and big data applications, security has entered a new stage.

2017-03-15

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