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Television lines information


TVL is defined as the maximum number of alternating light and dark vertical lines that can be resolved per picture height.
EIA 1956 video resolution target, used to measure TVL

Television lines (TVL) is a specification of an analog camera or monitor's horizontal image resolution.[1] The TVL is one of the most important resolution measures in a video system. The TVL can be measured with the standard EIA 1956 resolution chart.[2]

  1. ^ Jack, Keith (2005). Video Demystified. ISBN 0-7506-7822-4.
  2. ^ "QA-70-1 Video Resolution Pattern (EIA-1956) Product Specifications" (PDF). Retrieved 24 May 2013.

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