Customer Review: The RF-11 assembly is designed to take advantage of the bayonet mount found on all 67 mm filter assemblies and the FR-1 adapter tube for the 50mm macro lens (the FR-1 forms an extention tube in front of the lens to protect the full focus extension and has the 67 mm filter thread needed for the TF-22... more info
Customer Review: This is a very nice macro ring flash. My photos are very well lit and the color is much more clear and true to real life. It is a bit larger and heavier than the Canon Ring Flash. It comes with 2 adapters so the flash may attach to your lens. I had to purchase a separate lens adapter for my Nikon... more info
