I've discovered consistent focus problems using Rebel XSi + 430EXii + Tamron 28-75. I confirmed this is a common problem which occurs when the Speedlite's AF-Assist is enabled. Some have suggested ...
The IR AF-assist beam on the Canon Speedlites (I have a 430 EX II) doesn't seem to come on when the DSLR (I have the EOS 7D) is in 'AI Servo' AF-mode. It works fine if I'm in one-shot mode (comes on ...
Many compact cameras and DSLRs have built-in AF Assist LEDs. How do I know how long the LED in the camera will last? (That is, how many more beams before the LED requires replacement?) I notice ...
I just purchased the Canon Speedlite 430EX II and for the life of me I can't get the AF Assist light to come on! I shoot in manual on my 5D Mark II, and I have set the flash on ETTL. The guide says ...
I have a Nikon D3100 and a Yongnuo YN467 speedlight. What I need is to use thee AF light from the camera body, since I realize it is really better than the speedlight one. Is there any way to achieve ...
I am using a Nikon D5000 with a 50mm f/1.4 with autofocus. When I try to use manual mode (or aperture priority, or shutter priority), my AF assist beam does not light, which makes it hard for my ...
I'm using a Canon 60D and would like to focus in low light. I know Canons — in fact, all cameras — can struggle here with auto focus, but I'm talking about light so low that I wouldn't be able to see ...
I have a Pocket Wizard TT1 and TT5 which work fine. I mount the TT1 on the camera shoe and the TT5 fires my remote flash ETTL fine. I now want a focus assist light, so I set a flash (580, 430 or ...