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When the 42DEX is mounted on a Type-
A camera such as the EOS 3D/ELAN
lE, using E-TTL autoflash i,s just as
easy as normal autoexposure (AE).
E-TTL autoflash uses the camera's
multi-zone metering sensor for highly
precise flash exposure control. A
preflash is fired for evaluative flash
metering and the reading is used to
determine the main flash output. The
result is a flash picture with excellent
balance between the flash illumination
and ambient light.
Easy Flash Photography
(For Type-A Cameras)
EiI •
This section uses the EOS 30/ELAN 7E as the sample Type-A camera.
• Before proceeding, first turn on the main switch on the camera and 420EX.
• Set the 420EX's wireless selector to < OFF >.
• For EOS 30/ELAN 7E operation,s, refer to the EOS 30/ELAN 7E instruction
booklet.
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