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 ...

The Canon RF 70-200mm f/2.8L IS USM Z is the latest lens to join Canon's hybrid range of optics, appealing to both stills photographers and video makers in equal measure. It's sure to be a hit with ...

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 ...

Venus Optics has released its award-winning Laowa 100mm f/2.8 2X Ultra Macro APO lens with Canon RF and Nikon Z mounts to suit the latest mirrorless cameras. Front views of the Laowa 100mm f/2.8 2X ...

The RF 24-50mm F4.5-6.3 IS STM is a 2x standard zoom lens for Canon's range of full-frame EOS R mirrorless cameras. It offers 4.5-stops of image stabilisation, an STM focusing motor, a 7-blade ...

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 ...

The full-frame EOS R5 and R6 are built for pro users, and are bolstered by a number of new RF series lenses and a photo printer. Images, and the devices that capture them, are my focus. I've covered ...