LightLeak

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  • Canon EOS 5D Mark III's light leak fix found to be black tape

    by 
    Jon Fingas
    Jon Fingas
    05.02.2012

    When Canon promised a fix for the EOS 5D Mark III's preview LCD leaking light, photographers wondered just what the "countermeasures" would be to prevent the display from affecting exposure readouts. The remedy, it turns out, is a simple patch -- of the physical kind, not software. Roger Cicala at LensRentals was brave enough to tear down one of the DSLRs shipping with a fix already in place and found black electrical tape covering the LCD area that would otherwise spill light into the exposure meter. While basic, the solution does the trick, and will no doubt be a relief to shutterbugs who want to know exactly what exposure they'll get while snapping photos in the dark.

  • Canon 'examining countermeasures' for 5D Mark IIIs experiencing top LCD light leak problem

    by 
    Joe Pollicino
    Joe Pollicino
    04.14.2012

    Looks like the honeymoon period with Canon's beastly 5D Mark III is officially over. Over the past few weeks some users have noticed that light leaking from its top-mounted LCD can affect exposure readouts, and now the company has confirmed that it's indeed an issue. Essentially, the camera's meter can experience a shift in the readout whenever the LCD's backlight turns on in a dark situation -- ensuring frustration when composing shots. There's no word on how wide-spread the problem currently is, but Canon notes that it's "examining the countermeasures" and plans to circle back once it has a solution. Interestingly, PetaPixel also reports that some folks have experienced the phenomenon when ambient light beams down on the panel as well. This isn't the first time Canon's had an issue with a shooter after its release, but hopefully a fix will be in soon. You'll find more details at the links below, but while you're here, let us know if you've got a Mark III showcasing the symptoms in the comments.

  • iPad 2 light leakage due to faulty LG panels? (update)

    by 
    Sean Hollister
    Sean Hollister
    05.07.2011

    We don't have official word from Apple on the subject, but we're hearing rumors that might explain why some iPad 2 backlights tend to bleed -- according to Digitimes' anonymous sources, LG Display was "forced to reduce its shipments in the first quarter due to light leakage problem for panels," and that Samsung took up the slack. That suggests that some of today's vaunted 9.7-inch IPS displays may be from LG's faulty batch and some may be slightly superior Samsung screens, but we don't really recommend you crack yours open on the basis of an uncorroborated rumor (or at all, really) to find out the truth of the matter. Update: An astute reader reminds us that while LG, Panasonic and Chimei make IPS screens, Samsung traditionally does not. Perhaps Samsung has managed to get its plane-line switching (PLS) displays into iPads instead, as was rumored last month, or perhaps this rumor is simply inaccurate, in whole or in part. [Thanks, trucker boy]