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Television Lines or TV Lines. A horizontal measurement of how fine a detail from a scene can be resolved on a display. Expressed as a number, eg. 380TVL, it relates to an equivalent number of equally spaced black and white vertical lines across the viewing screen.

There are lot of misunderstanding knowing about kind of video resolutions which are used in CCTV. This is my post to clarify and help others to more understand about it. What is SIF, CIF, Half CIF, 4CIF, D1 ? Check it out!

TECH AND GADGETS

There are lot of misunderstanding knowing about kind of video resolutions which are used in CCTV. This is my post to clarify and help others to more understand about it. What is SIF, CIF, Half CIF, 4CIF, D1 ? Check it out!

FASHION AND TRENDS

There are lot of misunderstanding knowing about kind of video resolutions which are used in CCTV. This is my post to clarify and help others to more understand about it. What is SIF, CIF, Half CIF, 4CIF, D1 ? Check it out!

I was confused when listen to people conversation or look at some specification details on a CCTV brochure that said "box ip65, box ip66, box ip67, box ip68". So this is my referenced article to explain it clearly..
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