This Lomography Diana F+ Canon SLR Adapter allows you to introduce the whole range of effects achievable with the Diana F+ lenses and accessories to your 35mm or digital Canon EOS camera. Bring on Fisheye wackiness, sweeping wide-angles and close-up curiosity - just some of the fantastic effects you can experiment with when you combine the Diana F+ SLR Adapter with the Diana F+ creative add-ons. Simply attach and twist the SLR Adapter to the Canon EOS mount and then you are ready to slap on your Diana lens of choice.