Canon EOS 7 User Manual download pdf (Page 97)

Reference

Major Accessories

> Battery Pack BP-300

The vertical grip has its own shutter

button and AE/FE lock button. It houses

four size-AA batteries (alkaline, Ni-Cd,

or nickel hydride). Two CR123A

batteries to power the camera can also

be used.

' EX-series Speedlites 550EX,

420EX, and 220EX

Three EOS-dedicated, E-TTL autoflash

Speedlites are available. The 550EX

with an autozoom head can provide a

large flash output, the 420EX for

affordable high performance, and the

220EX for compactness. The

respective maximum Guide No. (at ISO

100 in meters) are 55, 42, and 22. All

three Speedlites also enable high

speed sync (FP flash), and FE lock.

With the 550EX and 420EX, E-TTL

wireless autoflash with multiple

Speedlites is possible.

> Macro Ring Lite MR-14EX

EOS-dedIcated macro ring flash

featuring Guide No. 14 (at ISO 100 in

meters), twin flash tubes, and E-TTL

autoflash. You can fire only one or both

flash tubes and control the flash ratio

between the two flash tubes. Fligh-

speed sync (FP flash) and FE lock are

also possible. Sophisticated macro

lighting effects can be obtained and

operation is simple. The MR-14EX can

also be used as the master unit In a

wireless, multi-Speedlite system (with

the 550EX or 420EX as slave units).

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