http://www.lightstalkers.org/keywords/show/DSLR This feed shows posts at Lightstalkers. en-us On a Canon 50D or 5D I wish to trigger the shutter automatically when the camera senses something has come into focus. Specifically: - Put the lens in manual focus. - Use manual focus to focus to a depth with nothing currently in it. - Now hold the button halfway and wait. - When some... Sun, 08 Jul 2012 10:15:08 +0000 http://www.lightstalkers.org/posts/trigger-on-focus-for-canon-slr