Contrast ratio of lg

Contrast ratio 834:1
Monitor model lg
Submitted 08 Dec 2024 18:00 CET, by 201.172.*.*
Camera model Nikon D5600
Processing remarks


Black
Screen photo
Luminance 0.06 cd/m2
Luminance spread 0.02 cd/m2 (2 standard deviations)
Exposure value –1.99 stops   (aim for –2 to –3)
Exposure spread 0.53 stops
Area used for calculation 0.722 x 0.812
Camera settings Exposure time: 8   ISO: 800   F-number: 4.2
Focal length: 52 mm   (35 mm equivalent)
Exposure compensation: 0
White
Screen photo
Luminance 49 cd/m2
Luminance spread 5 cd/m2 (2 standard deviations)
Exposure value –2.25 stops   (aim for –2 to –3)
Exposure spread 0.14 stops
Area used for calculation 0.722 x 0.812
Camera settings Exposure time: 1/125   ISO: 800   F-number: 4.2
Focal length: 52 mm   (35 mm equivalent)
Exposure compensation: 0
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The luminance values in cd/m2 are not very reliable, since camera sensitivities can easily differ up to 50% from their nominal value. Typically, the real luminance is 30% lower than this number. The area used for calculation is chosen such that it corresponds to a viewing angle of ±14° horizontally and ±10.5° vertically, which is equivalent to viewing the screen from a distance of about 1.5 times the diagonal size.

Unfortunately, there is a lot of variation in how cameras use EXIF settings. If photos from your camera your produce unusable results, try coming back in a few days. I review submitted pictures regularly and try to fix problems.