Online controle op dode pixels en vastzittende subpixels
Cycle black, white and primary-color fields to separate a dark dead pixel from a subpixel that is locked on red, green or blue.
Online schermtest voor dode pixels, OLED-uniformiteit en monitorbeweging
Een gerichte browserwerkplek voor pixels, kleuren, verlopen, scherpte en beweging op monitoren, telefoons, tablets en tv’s.
Zo voer je een schermtest uit
Use Left or Up to go back; use Right, Down or Space to continue.
Move the pointer to the bottom edge in fullscreen to show the controls.
After the final pattern, the next step closes the fullscreen view.
Choose any pattern to open it in fullscreen.
Display information
Screen resolution-- × --
Device pixel ratio1.0
Color depth24 bit
Pixel depth24 bit
Test met effen kleuren
Inspect pixels, bright spots and panel uniformity.
Verlooptest
Review banding, gamma and smooth transitions.
Patroontest
Check geometry, sharpness and pixel alignment.
Online schermtestpatronen voor pixels, kleur en uniformiteit
Start with a full-color sweep, move through grayscale and gradients, then use geometry and motion patterns to isolate the kind of display problem you are seeing.
Controle van native resolutie en schermscherpte
Use the grid and text patterns at the panel's native resolution to spot scaling, chromatic fringing and softened one-pixel lines.
Schermcontrole op volledig scherm voor monitor, telefoon en tv
Open every pattern without browser chrome so edge glow, tint shifts and small uniformity changes are easier to compare.
Wanneer je een monitor, telefoon of tv moet testen
Use the patterns before a return window closes, after moving a display to a new setup, or whenever a panel looks uneven in everyday content.
Nieuwe monitor controleren op pixels en uniformiteit
PopularRun the black, white and gray fields before accepting a new monitor or television, while a return or exchange is still simple.
Schermuniformiteit van telefoon en tablet controleren
Use clean fields to look for tint, pressure marks, uneven brightness and pixels that remain visible against a matching color.
Kleur- en grijscontrole voor foto- en videobewerking
ProCompare RGB channels, grayscale steps and neutral fields before trusting a display for color-sensitive editing; this is a visual check, not a colorimeter measurement.
Ghosting en bewegingsonscherpte voor games controleren
Use the moving blocks and scrolling pattern to compare trailing, judder and overdrive halos at the refresh rate you actually play or watch.
Vragen over dode pixels, OLED-inbranden en kleurcontrole
These practical answers explain what a browser test can reveal, what it cannot measure, and how to make a visual inspection repeatable.
Hoe test ik online een monitor op dode pixels en vastzittende subpixels?
Open the solid-color section, view black, white, red, green and blue at fullscreen, and inspect the panel from a normal distance before checking suspicious spots up close.
Kan een online schermtest OLED-inbranden of problemen met grijsuniformiteit aantonen?
It can reveal visible retention, tint, banding and dirty-screen effects on gray fields, but it cannot prove permanent burn-in or replace a calibrated measurement device.
Welke instellingen geven een betrouwbare schermtest?
Warm the panel for a few minutes, use its native resolution, disable adaptive brightness and compare the same pattern at a comfortable brightness in both normal and dim room light.
Werkt de schermtest op telefoons, tv’s en OLED-monitoren?
Yes. The patterns run in modern browsers on phones, tablets, TVs, OLED monitors and LCD panels. Fullscreen and native resolution make the visual comparison more useful.