Pentax's wireless P-TTL system is optical, and requires a control flash. I'm using the built-in flash on my camera, but one can also use a hotshoe-mounted flash with the right feature set. If you have ...
I'm wondering if I'm using the D7000's Commander mode incorrectly. Page 225 of the Nikon D7000 manual says The built-in flash does not fire [in "--" Option], although remote flash units do. Yet ...
What are the best work-arounds out there for dealing with the built-in flash when trying to use the Wireless Flash feature of the 7D? Is there a Canon version of the SG-3IR? Or do you use a modified ...