The Canon Speedlite 540EZ is a high-performance clip-on flash unit designed for professional and advanced amateur users of EOS series cameras. It incorporates sophisticated features that permit everything from simple, automated flash shooting to advanced, flash-enhanced photographic techniques. In comparison to the earlier model 430EZ, the 540EZ offers a wealth of new features and improved functions, many of which were specifically requested by EOS camera users.
- Increased flash output.
- 18mm super-wide-angle coverage
- Improved flash exposure control reliability
- Compatiblilty with EOS 1N 5-point AF and 3-point TTL flash metering functions
- Improved operability
Type: Direct-coupling clip-on type A-TTL/TTL automatic flash with AF auxiliary light (compatible with 5 focusing points when used with EOS 1N), A-TTL pre-flash, auto zoom, and bounce functions.
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Compatibility: All Canon EOS cameras.
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Color Temperature: Equivalent to daylight.
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Flash Coverage Angle:
Auto Zoom: Zoom position is automatically set according to focal length data received for the lens when the shutter button is pressed halfway (SW-1 ON).
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Manual Zoom: Zoom position changes sequentially according to manual operation of a push button located on the flash unit.
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Wide-angle diffusion panel: When the wide panel is manually pulled into place, the flash automatically zooms to the 28mm position to provide a coverage and angle equivalent to an 18mm lens.
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Zoom Stop Positions: Seven Positions: 24mm, 28mm, 35mm, 50mm, 70mm, 80mm, and 105mm (During bounce flash photography when the flash unit is set for auto zoom, the zoom position is automatically set to 50mm).
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Zoom Speed: Approx. 0.8 sec (at normal temperature).
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Dimensions (W x H x D): 3-1/8 x 5-7/16 x 4-7/16 in., 80 x 138 x 112 mm.
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Weight: 14oz./405g (without batteries.)
The 540EZ is a powerful, high-output auto-zoom shoe-mount flash with a maximum guide number of 54/177 (ISO 100 m/ft) which is compatible with all EOS cameras.
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