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Test Results: 4K 120 Hz Display with bonus 1080p 240 Hz & 540p 480 Hz Modes
Now available for preorder, a 4K 120Hz display with bonus 240 Hz and 480 Hz...
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Homebrew
Home brew design of strobe backlights and scanning backlights.
Successful 60Hz -> 180Hz overclock of stock laptop LCD
In the Display Overclocking subforum of Blur Busters Forums, a reader successfully overclocked a laptop LCD to 180Hz refresh rate with no frame skipping. This is a stock HP Pavillion laptop model, using its internal LCD, with no hardware...
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Electronics Hacking: Creating a Strobe Backlight
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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Teardown: LightBoost Reverse Engineering for Scientific Use
Marc Repnow (StrobeMaster), a researcher who maintains http://display-corner.epfl.ch, did a BENQ XL2411T tear-down and a BENQ XL2420T tear-down. He discovered how to modify LightBoost electronics, for use for scientific tachistoscopic applications.  Apparently, XL2411T’s can be used as an inexpensive scientific tachistoscope, thanks to LightBoost!...
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The Amazing Surround CRT-Equivalent Setup
Vega of HardForum set up an amazing surround CRT-quality setup with three ASUS VG248QE and GeForce Titans’s (plus the LightBoost tweak to eliminate motion blur). This was made possible via a new method of enabling LightBoost (See comments!).  Although TN panels...
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Specialized LED drivers, useful for strobed backlights
While waiting for a BENQ XL2411T monitor to arrive for testing, peckB from esreality forums, sent me this gem of a URL: Semtech.com – Specialized backlight LED drivers This could present some interesting electronics to experiment with for strobed backlights,...
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Inexpensive motion-blur tracking camera being obtained
The BlurBusters Lab is expanding! Â Two new developments: (1) A Casio Exilim EX-FC200 has been obtained, for high speed (480fps, 1000fps) capture of scanning/impulse/flashing backlight patterns of existing and future LCD displays. (2) An open-source motion-blur tracking camera dolly is...
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One shipment of ultra bright LED ribbons has arrived!
One set of LED ribbons have now arrived. They are BRIGHT! Color purity is good; they are definitely backlight-quality and extremely unfiorm. IÂ will be using 900 LED’s (22 lumens each) as a backlight in a single 24″ computer monitor —...
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Over 1000 watts of LED ribbons ordered!
Three different brands of LED ribbons have now been ordered from several suppliers.  The current working goal is to create a backlight that is 150 watts per square foot, with 10,000 lumens per square foot.  The brightest ribbon I’ve ordered is...
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How to disassemble an LCD
Designing a scientifically proper scanning backlight from scratch, for an existing LCD computer monitor, requires disassembling LCD’s. There is an LCD parts store page that has info useful during my research, including a YouTube video on how to disassemble LCD panels...
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240 watts of LED backlight for a 23″ computer monitor!
[This is a very old article from scanning backlight experiments in 2012] A 23″ LCD computer monitor is 286mm high x 508mm wide. From math calculations on LED ribbons (120 LED per meter, 6mm wide, 6500K, ~10watt/meter, 80+CRI available), one can put...
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Prebuilt high-power switch for Arduino
Found a pre-made Arduino-compatible MOSFET switch for $18 each. Four of these 4-channel switches will be suitable for a 16-segment Arduino scanning backlight. These can switch well over 100 watts per segment, and at frequencies up to 200,000Hz; fast and...
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