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Kan din skærm vise alle kontrastniveauer?

Test din skærms kontrastforhold med gråtonemønstre. 256 niveauer. Browserbaseret test, ingen installation.

Test din skærms kontrastforhold med gråtonemønstre. 256 niveauer. Browserbaseret test, ingen installation.

IPS: 1000:1, VA: 3000:1, OLED: >1,000,000:1.

Contrast Level

1% gray vs black

?

Result Range Meaning
Alle gråtonetrin 0-255 er visuelt skelbare OK
Trin under 10 eller over 245 er svære at skelne Minor
Flere tilstødende trin ser identiske ud Issues

Issues

Dark steps (0-20) all black

Brightness too low. Check full-range RGB.

Bright steps (235-255) all white

Contrast too high. Reduce below 80%.

Color tint in grayscale

White balance off. Adjust in OSD.

Different on laptop vs external

Different panel technologies have different contrast.

Relaterede værktøjer

Ofte stillede spørgsmål

How to test?

View pattern in dimly lit room at normal distance.

What is contrast ratio?

Difference between brightest white and darkest black.

Why different from angles?

Panel technology determines viewing angle performance.

Dark or lit room?

Dimly lit room similar to work environment.