Canon is rumored to be working on a macro zoom lens which is expected to be announced by the end of 2014. New Canon macro zoom lens rumored to sport focal range around 200mm.
According to CR, the lens is currently in prototype form and is a constant aperture zoom macro. It is not confirmed that the lens is 1:1 macro. Although, it was mentioned that lens would be 2:1, and could be “locked out” to 1:1 at the long end. As usual, take it with a grain of salt.
New Canon Macro Zoom Lens Coming by The End of 2014
Canon EF 100mm f/2.8L IS USM Macro is one of the few telephoto macro lenses for EOS cameras. Canon is rumored to announce a new zoom macro model by the end of 2014.