The Canon AT-1 35 mm Film Camera is a 35mm FD-mount SLR camera version of the popular Canon AE-1. However, unlike the Canon AE-1, it features manual focus only, catering to the needs of photographers who do not require or use auto exposure. The Canon AT-1 35 mm Film Camera features TTL center-weighted average metering with a CdS photocell and match-needle metering intended for those photographers who prefer manual metering. The Canon AT-1 35 mm film camera has an in built overexposure & under exposure warning, with a battery check indicator. This 35mm FD-mount SLR camera is compatible with many accessories of the Canon AE-1 like Winders, Databack A and Speedlites. It comes with an extra lens and a flash.