Canon WC-DC52 DVD It may also fit other

It may also fit other lug-based cameras

this lens provides a useful wide-standard view that's ideal for day-to-day shooting (field of view is approximately equivalent to a 32mm lens on a full-frame or 35mm camera)

even with dim lenses

or tucked out of the way

The Rodenstock Sironar-N 360mm f6

Canon WC-DC52 DVD It may also fit otherThe Canon WC DC52 is a 0. 7x wide angle adapter, originally designed for certain Canon Powershot models, but also mountable on most lenses with 52mm threads. Be aware: image quality is dodgy on a full frame camera see the sample image and while I think it totally rules, it's not really usable as a straight wide angle adapter. Includes front and rear caps.