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2, camera;
3. Video BNC connector;
4, video cable transmission;
5, video server and DVR image compression algorithm;
6, monitor.
The effect of the lens on image quality The lens coating has an effect on the lens. The purpose of lens coating is to increase light transmission and reduce reflection. Good coating does not affect color balance and lens parameters.
Aspherical lenses are generally resin lenses for civilian grades; for civilian-grade cameras, only low-cost composite aspherical lenses or cast-formed aspherical lenses are generally used. The composite aspherical lens is formed by coating an optical resin on the spherical lens of the optical glass, and then processing the coated resin portion into an aspherical shape. The cast-formed aspherical lens is directly cast by optical casting, which is simpler than the composite type, and the image quality is improved compared to the all-glass spherical mirror.
What are the determinants of video surveillance image quality?
[ Huaqiang Security Network News ] According to the display of the video surveillance system, how do we see the quality of the image display? Here are a few main factors to introduce to you! 1, the lens;