Just like with any 2x teleconverter, the focal length of the attached lens is doubled, with a consequent aperture reduction of two f/stops. As such, a 70-200mm f/2.8 zoom effectively becomes roughly a ...

As a 1.4x teleconverter, the focal length of the attached lens is magnified by a factor of 1.4x, with a 1 f/stop reduction in aperture rating, so a 70-200mm f/2.8 zoom effectively becomes roughly a ...

Canon is offering up some holiday treats as we head into winter. The company has announced two new full-frame RF lenses, one APS-C RF lens, a Power Zoom Adapter, and firmware updates for the EOS C70 ...

Highlighting Canon’s ongoing commitment to the EOS R System and the RF Mount, today’s additions, alike the rest of the RF line-up, take advantage of the System – enabling photographers to experience ...

Canon’s new RF lenses bring a desperately needed feature to its mirrorless EOS R system: Affordability. The four lenses announced on Thursday, July 9, are the RF 85mm f/2 Macro, RF 100-500mm f/4.5-7.1 ...