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580EX II Speedlite : How to set and use High-Speed Sync (FP Flash).

Article ID: ART121054 | Date published: 05/12/2015 | Date last updated: 08/17/2015
 

Description

How to set and use High-Speed Sync (FP Flash).

Solution

With high-speed sync (FP Flash), the flash can synchronize with all shutter speeds. The is convenient when you want to use aperture priority for fill-flash portraits
Select

Press the button so that is displayed

In the viewfinder, check that icon is displayed
  • If you set a shutter speed that is the same or slower than the camera's maximum flash sync speed, will not be displayed in the viewfinder
  • With high-speed sync, the faster the shutter speed, the shorter the effective flash range will become. Check the LCD panel for the effective flash range
  • To return to normal flash, press the button again. The icon will disappear
  • Stroboscopic flash cannot be set

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