![]() ![]() To measure the overall luminance of a billboard, we can either measure each area of color separately and find their average or measure the luminance of multiple areas of color all at the same time. ROYFACC LED Night Light Touch Lamp Bedside Table Lamp for Kids Bedroom Rechargeable Dimmable with Remote Control Warm White Light RGB Color Changing. As billboards often display images with several colors simultaneously, certain colors like white can appear brighter than colors such as red or blue. To identify a billboard maximum luminance, we need to measure the luminance of the white area of the billboard with its power adjusted to the maximum. To address these concerns, luminance measurement of the digital LED billboards using a luminance meter would be helpful. The color level of lighting in medical places is based on the color rendering index in the standard building form of GB50034-2013 Architectural Lighting Design Standards 5.2.6 Medical Building Lighting Requirements Lighting in the operating room and intensive care unit is indicated by Ra90 The other departments are Ra80, and the Mi table lamp Pro is referred to as Ra90, which is. In addition, it also wastes electricity and can cause unnecessary wear on the display due to increased heat generated. If that same level of brightness is used during night time, digital LED billboards, especially those located near the roads, can pose potential threat to driver’s visibility and traffic safety. The brightness level necessary to be legible when exposed to direct sunlight can be many thousands of candela per square meter (cd/m 2) or nits. Contrary to the traditional static billboards which uses the light from the sun to make its displayed image visible and readable during daytime, digital LED billboards requires a high level of brightness to be legible. Various kinds of advertising medium are used for outdoor and one such medium is the digital LED billboards.
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