Monitor Ghosting Test
Moving patterns to help observe ghosting.
Visual inspection aidPrivacy-first
Tests run locally in your browser. We do not upload keystrokes, pointer paths, or media.
Important
- Cannot measure true panel response time in milliseconds.
- Perception depends on speed, overdrive, camera, and browser.
Moving targets help you look for trails. This page cannot output real panel response time in milliseconds and does not diagnose damaged hardware.
Fullscreen not supportedWake Lock not supported
Session: Ready
Your observation
How to use
- Start a moving target (circle, square, or edge).
- Adjust speed, direction, and contrast backgrounds.
- Optional reference illustration is labeled and not your result.
- Record an observation; do not treat it as response-time ms.
What the result means
- Results are browser-local observations with explicit limitations.
- See Limitations for what this tool cannot claim.
Limitations
- Cannot measure true panel response time in milliseconds.
- Perception depends on speed, overdrive, camera, and browser.
Troubleshooting
- Nothing happens after Start
- Focus the tab, allow required permissions if prompted, and ensure the control surface is active.
- Permission was denied
- Open browser site settings for this origin, re-enable camera/microphone, then reload and try again.
Related tools
FAQ
Is this a hardware laboratory result?
No. DeviceMetrik reports browser-observed or visual-aid results with clear limits.