When mounting lenses via a teleconverter like the Canon 2x, does the EXIF metadata record this information somehow? Will the recorded focal length be adjusted by the camera or the extender? Is there a ...
I just purchased two Canon extension tubes, 25mm each, for a Canon 100mm f/2.8L Macro lens. In the instruction manual, it is recommended to only use one extension, not two or more; otherwise, image ...
What I really want is an extension tube for my telephoto lens. (70-200mm Canon) I have an opportunity to purchase a number of macro tubes. Will those also work with the telephoto lens?
I have had a Canon EF 100mm f/2.8 Macro lens for quite a long time. It is a great lens. I use a 7D as the body, thus I get 1.6x magnification as compared to a "real" 35mm sensor body. While this is ...
I would like to get a little higher magnification out of my Canon 100mm Macro, so I am looking at extension tubes. I know Canon makes the EF25, but it seems pretty expensive considering there isn't ...