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EOS Bodies / Re: The Light Leak Issue
« on: April 09, 2012, 01:14:33 PM »Canon EOS 60D
I tested 2 bodies and found no issue once I placed the folded black fabric over the viewfinder. No change with backlight on.
Canon EOS 7D
I tested 2 bodies and found no issue once I placed the folded black fabric over the viewfinder. No change with backlight on.
Canon EOS 5D Mark II
I tested the one body I have in stock. This camera exhibited the same issue as the 5D Mark III in direct sunlight, however the backlight didn’t affect exposure. I also did the flashlight test that is mentioned below and nothing changed in exposure.
Canon EOS-1D Mark IV – Body #1
There was an ever so slight shift in exposure with the viewfinder cover down. 10 seconds out of the sun, 8 seconds in the sun. I stuffed the viewfinder with the black fabric and there was no change. The variance in exposure went away if I wrapped the LCD with the black fabric and only left enough space to see the exposure number. No change with backlight on.
Canon EOS-1D Mark IV – Body #2
This body exhibited no movement in exposure. No change with backlight on.
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Could someone check which side is the LED (inside the LCD) on all the tested bodies? In the 5D3, the LED is on the left side, closer to the metering sensor. Could it be that all the other bodies have the LED on the right side? Just a hyphothesis. You could check the LED position by looking sideways into the LCD.
that was what i was suggesting. on my 7d the amber backlightled is on the right side.
So it seems they made a placement error.
It may be a small to nonexistent problem but still should be easy to fix for canon.

