Author Archive: Mark Rejhon

About Mark Rejhon

Also known as Chief Blur Buster. Founder of Blur Busters. Inventor of TestUFO. Read more about him on the About Mark page.

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Valve Software: Article about judder & motion blur in VR headsets

Posted Jul 30, 2013 by Mark Rejhon

Michael Abrash of Valve Software has a great article about the problems of motion blur, judder and strobing when using virtual reality headsets. He has several great explanations about these problems, and also touches upon the benefits of 1000Hz-refresh displays....

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New Sony HDTV’s with Motionflow Impulse (Sony “LightBoost” equivalent)

Posted Jul 28, 2013 by Mark Rejhon in: TV

Sony’s strobe backlight, Motionflow Impulse, is very similiar to LightBoost. It eliminates motion blur in the same way. It is interpolation-free, works in Game Mode, and is also available in Sony 4K HDTV’s. The Blur Busters article on Sony Motionflow...

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TestUFO Motion Tests

TestUFO.com – Blur Busters Motion Tests

Posted Jul 16, 2013 by Mark Rejhon

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[2013 Launch] New Blur Busters UFO Motion Test — www.testufo.com

Posted Jul 15, 2013 by Mark Rejhon in: Area 51: Display Research TestUFO

Finally, at long last… www.testufo.com The world’s first 100% web-based motion test! Works in modern browsers with VSYNC support. No plugins, no Flash! Works on PC, Mac, iPad! The best browser...

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Electronics Hacking: Creating a Strobe Backlight

Posted Jul 14, 2013 by Mark Rejhon in: Area 51: Display Research Homebrew

Originally Written in 2013 – This Used To Be www.scanningbacklight.com Advanced article written by Blur Busters Founder Mark D. Rejhon for electronics engineer and display engineer geeks: Those who know soldering irons and oscilloscopes. It may also help display manufacturers that have never...

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500Hz Native Refresh Rate — No Interpolation!

Posted Jul 14, 2013 by Mark Rejhon

VPixx Technologies, a company in Canada that makes equipment for vision researchers, has developed PROPixx, a projector capable of a 500Hz native refresh rate! This is a native refresh rate, without interpolation. It is one of the highest native refresh rates...

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Blind Test: 86% of gamers prefer 120Hz over 60Hz

Posted Jul 11, 2013 by Mark Rejhon

A controlled blind test was executed by Hardware.info with everyday gamers playing on unlabelled 60 Hz monitors versus 120 Hz monitors. The test found that a remarkable 86% of gamers preferred 120 Hz. Even more tellingly, 88% of gamers were...

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New List of 120Hz Monitors

Posted Jul 8, 2013 by Mark Rejhon

A new Blur Busters Official List of 120Hz Monitors has been created. This lists 120Hz and 144Hz computer monitors, including LightBoost models, Samsung models, overclockable models, and...

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New BENQ XL2420TE with both LightBoost and ZeroFlicker

Posted Jun 30, 2013 by Mark Rejhon

BENQ just released the new XL2420TE, a new LightBoost-compatible computer monitor that has a ZeroFlicker mode. This make it the first LightBoost monitor with: (1) PWM-free mode for non-LightBoost (good for eye-friendly) (2) LightBoost strobe mode (good for motion blur...

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LightBoost on AMD Radeon

Posted Jun 29, 2013 by Mark Rejhon

Although ToastyX Strobelight makes LightBoost easy on AMD Radeon products, please lean towards the Green Side (e.g. Geforce GTX 680, Geforce GTX 780 or Geforce Titan) when you upgrade your AMD/ATI Radeon GPU to the next generation — to support nVidia’s invention of...

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Easy LightBoost — ToastyX Strobelight Beta

Posted Jun 28, 2013 by Mark Rejhon

UPDATE: The main LightBoost HOWTO has now been updated to use this method. ToastyX from MonitorTests has released the world’s easiest method to turn on/off LightBoost 2D (FAQ) to eliminate motion blur. Even for 3-monitor surround setups! No 3D Vision setup...

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nVidia notices LightBoost popularity surge

Posted Jun 27, 2013 by Mark Rejhon

Andy of nVidia posted on NeoGaf, that nVidia has noticed the surge of LightBoost popularity. This is hopefully good for the future of strobe backlights in general. Monitor manufacturers need to provide two modes in the same monitors: (1) PWM-free...

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