I finally understand the UFO test! Speed measured in Pixels per second
Ghosting test for T480s WQHD screen: How many UFOs do you get? : r/thinkpad
Reviewers using Blur Busters Testing Techniques | Blur Busters
Test Computer Monitor for Gaming & Motion Handling
Brian St. Pierre on X: "Ghosting UFO Test // Taken with 4000 shutter speed on my cell phone. Looks extremely clear in person and in photo. Very little blurring on the top
Making Of: Why Are TestUFO Display Motion Tests 960 Pixels Per Second? | Blur Busters