Brightness observation
Compare brightness patterns visually; nits require a meter.
LIVE TEST WORKSPACEVISUAL PATTERN · OBSERVATION
What does Uniformity / nits mean here?
All nine regions have the same source gray. Look for differences between center and edges; change actual brightness in the monitor menu.
123456789
SCREEN · CSS PIXELS—
DEVICE PIXEL RATIO—
What do you see?
What does Uniformity / nits mean here?
All nine regions have the same source gray. Look for differences between center and edges; change actual brightness in the monitor menu.
How to use this test
- All nine regions have the same source gray. Look for differences between center and edges; change actual brightness in the monitor menu.
- Record what you actually see or calculate; repeat under the same settings.
What does Uniformity / nits mean here?
All nine regions have the same source gray. Look for differences between center and edges; change actual brightness in the monitor menu.
Where is my test data stored?
The test runs on your device. Results are only saved to this browser when you choose Save. Clear them from the report page at any time. Audio and video are never uploaded.