Compatible lenses, flash, and accessories

Compatible lenses	Canon EF lenses (including EF-S lenses) (35mm-equivalent focal length is approx.1.6 times the lens focal length)
Lens mount	Canon EF mount

External flash	EX-series Speedlite (Functions settable with the camera)
Flash metering	E-TTL II autoflash
Flash exposure compensation	±3 stops in 1/3 or 1/2 stop increments
FE lock	Provided
PC terminal	Provided

EOS 7D System Map

Please refer to the product information of Canon's Web site for the details about these accessories.