IR CCTV Cameras in India and Its Functioning

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Published: 07th December 2010
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CCTV cameras are used for surveillance of a premise for security. Dome cameras are the most widely used CCTV cameras. However, standard dome cameras do not work in low-lit, dark areas. If you require covert surveillance of your premise at day and at night, Infra-red (IR) CCTV cameras in India are the most appropriate option available to you. IR dome cameras in India help in night vision. They function effectively in pitch darkness. Light may not be a restricting factor for surveillance through this camera!


IR light is the electromagnetic radiation with a wavelength between 0.7 and 300 micrometer. Normal human eye cannot see this light. An IR dome camera can detect this radiation. IR CCTV cameras in India are designed to give a visual representation of infrared energy emitted by objects. An IR CCTV camera in India detects infrared energy emitted by living beings, converts it into an electronic signal and then processes it into an image. A scene that is completely dark to the human eyes may be a well-lit scene for IR dome cameras in India.


Color IR dome cameras in India give colored images during the day and black and white images during the night. The camera works by calculating the brightness of the room. It works like a normal CCTV in ordinary daylight. At night, the IR CCTV camera in India changes its mode to infrared. This type of a camera comes with IR illuminators. The illuminators scatter infrared light in the premise in low lighting conditions. IR CCTV cameras in India, thus, find the room enough lighted; it is otherwise dark for an intruder.


Some infrared cameras have LED (Light Emitting Diode) lighting which can be seen on the lens. It helps in capturing light from electromagnetic spectrum, if the visible light is less. Proper image can, thus, be obtained with more light. It is growing as a lighting solution for IR CCTV cameras in India rapidly. It costs less and last long! However, not all IR dome cameras in India have LED. If you go for an IR dome camera in India, first decide on whether you would like to have this additional facility or not.


IR CCTV cameras in India are suitable for hidden purposes. An illegitimate body would not know that a camera is installed in the premises at darkness. The camera will keep recording the movements of the object. No matter what haze, fog, or smoke; IR dome cameras in India monitor the premise in any situations. Infrared light penetrates better as compared to ordinary light, making it possible to record incidents and faces in any environment. IR CCTV cameras in India may be used indoor as well as outdoor and wired as well as wireless.


For surveillance in darker areas, IR CCTV cameras in India may be the best choice. It provides better monitoring as compared to other CCTV in low lighting conditions. It is advisable to go for an IR dome camera in India, if you wish proper surveillance of your premise during the day and at night!


Author is related with CCTV Cameras site cctv-india.co.in. Author often writes articles on IR CCTV Cameras and CCTV Equipments.

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