Watch video: Use new Sigma lenses on your EOS R camera Over five years into the lifecycle of Canon’s mirrorless EOS R system and the only lenses available were Canon’s first-party glass ...

models such as the Canon EOS R7 and Canon EOS R100. The new lenses increase the total number of Sigma 'RF-S' lenses to six in all, and are the first wide-aperture primes; the 16mm lens has an ...