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  2. Gamma correction - Wikipedia

    en.wikipedia.org/wiki/Gamma_correction

    For a CRT, the gamma that relates brightness to voltage is usually in the range 2.35 to 2.55; video look-up tables in computers usually adjust the system gamma to the range 1.8 to 2.2, [1] which is in the region that makes a uniform encoding difference give approximately uniform perceptual brightness difference, as illustrated in the diagram at ...

  3. Backlight - Wikipedia

    en.wikipedia.org/wiki/Backlight

    Using PWM (pulse-width modulation, a technology where the intensity of the LEDs are kept constant, but the brightness adjustment is achieved by varying a time interval of flashing these constant light intensity light sources [26]), the backlight is dimmed to the brightest color that appears on the screen while simultaneously boosting the LCD ...

  4. Comparison of CRT, LCD, plasma, and OLED displays - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_CRT,_LCD...

    Depends; in 2013 most LCDs used PWM to dim the backlight [23] However, since then many flicker free LCD computer monitors were introduced. [24] Does not normally occur due to a high refresh rate higher than FPS [25] Does not normally occur at 100% brightness level.

  5. Fix problems signing in to AOL Mail

    help.aol.com/articles/fix-problems-signing-in-to...

    If Java scripting is disabled, many websites, including AOL Mail, won't work properly. Disable firewall or pop-up settings If you use a firewall and are getting a blank page when trying to access AOL Mail, you may need to disable your pop-up blocking software or add AOL to your allowlist.

  6. Candela per square metre - Wikipedia

    en.wikipedia.org/wiki/Candela_per_square_metre

    As a measure of light emitted per unit area, this unit is frequently used to specify the brightness of a display device. The sRGB spec for monitors targets 80 cd/m 2 . [ 3 ] Typically, monitors calibrated for SDR broadcast or studio color grading should have a brightness of 100 cd/m 2 . [ 4 ]

  7. How to find a tablet that works for you - AOL

    www.aol.com/lifestyle/tablet-works-135434243.html

    Other options include the premium 12.3-inch HP Elite X2 ($1,000 on Amazon) or the more affordable 11.6-inch Chuwi UBook ($350 on Amazon). Samsung, Dell, Acer, and HP also sell their own ranges of ...

  8. Markets wary of Fed rate plans, China retail disappoints - AOL

    www.aol.com/news/asia-wary-fed-rate-future...

    The data showed China "is not yet out of the woods", said Erin Xin, Greater China economist at HSBC in a note, adding she expected China to ease monetary policy further and expand support for ...

  9. Luminance - Wikipedia

    en.wikipedia.org/wiki/Luminance

    Luminance is used in the video industry to characterize the brightness of displays. A typical computer display emits between 50 and 300 cd/m 2. The sun has a luminance of about 1.6 × 10 9 cd/m 2 at noon. [3] Luminance is invariant in geometric optics. [4]