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Pixel Pixels are generally thought of as the smallest complete sample of an image. The definition is highly context sensitive. For example, we can speak of pixels in a visible image (e.g. a printed page) or pixels carried by one or more electronic signal( s ), or represented by one or more digital value( s ), or pixels on a display device, or pixels in a digital camera (photosensor elements).

The 320EX Speedlite will provide flash coverage for the following focal lengths.

The flash head can be extended or retracted manually to match the lens focal length. As the focal length of EF lenses and EF- S lenses differs, extend or retract the flash head while referring to the table below (the flash head position in relationship to the lens focal length).

Here is a basic wireless flash setup for the 320EX Speedlite

Sample Wireless Flash System You can easily set up an E-TTL autoflash system with the 550EX, ST-E2 or MR-14EX as the sender unit and the 420EX as the receiver unit. Just set the 420EX's wireless selector to <receiver> and position the receiver unit( s ) as desired within the wireless transmission range

QuickGuide to Canon Integrated Speedlite Transmitter Operation

1. Set up the camera for Integrated Speedlite Transmitter operation. 2. Set up the off-camera Speedlite( s ) for wireless control. This QuickGuide will describe both steps.