Eclair, Moviecam. The Russian cameras, Kinor and Konvas, are also converted.

Factory-made kits for certain Mitchell and Mitchell-derived cameras are occasionally available on auction sites. In the specific case of a Mitchell, the kit includes a replacement aperture plate and cam for the film movement, a replacement gear for the camera body, and, for a reflex camera, a replacement focusing screen. As all Mitchell cameras incorporate the provision for a "hard mask" within the movement itself, it is often possible to keep the 4-perf aperture