Early EF lenses have no lens serial number tag in Exif (300/2.8L IS). Around 2004-2005, two years before AFMA, Canon added a lens serial number that is partially written in hexadecimal (50/1.2L). The way to decode this is not public, but Canon has us...
I have already collected the old firmware updates for Canon D2000/D6000, D30, D60, 1D IIn etc, but is there any reason why they are not downloadable anymore from Canon?
At f/1.2 or f/1.4 a maze pattern is visible at 1:1 in DPP 4.11.02 (due to green equilibration I suppose). The maze pattern is visible also in Lightroom Classic 8.2.1, RawTherapee (AMaZE without green equilibration correction), darktable (AMaZE). What...
Anybody who knows how to easy fix this? I found this, but the main dial on a 6d is harder http://martybugs.net/blog/blog.cgi/gear/bodies/Fixing-Slipping-Main-Dial-On-A-Canon-DSLR.html
Atmospheric distortion may happen even if it is not hot.First curtain will only give shutter shock in burst mode when the shutter already has started to shake.
Probably dust on the sensor. You can't remove the lens to clean that camera.It can also be fungus if you have stored your camera in high humidity >70%Rh. It will look like spider web between the dots then. Hard to see if you can't force the camera to...