Electronic Locks Market: Global Industry Trend Analysis 2012 to 2016 and Forecast 2017-2025
Closed circuit television (CCTV) is also termed as video surveillance which is used to transmit video signals to the remotely located monitors. There is no specialized difference between the operation of lens in still camera and the lenses used in CCTV cameras for security surveillance. The lenses deployed in CCTV cameras are either fixed or interchangeable depending upon the required specifications such as focal lengths, aperture, viewing angle, mounting, or other such characteristics. CCTV lens if compared with the conventional...
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