ADVANCED
FLASH
HIGH-SPEED FLASH SYNC
Conventional Fill Flash |
The maximum sync speed of the 800si is 1/200. However, with the 5400HS accessory flash (sold separately) shutter speeds up to 1/8000 can be used.
Attach the 5400HS flash and set it to standard mode.
•The camera will automatically switch to HSS mode and will appear in the viewfinder.
•HSS cannot be used under fluorescent lights.
•The shutter will not release in HSS mode while the
•When the 800si is in A mode, manual fill flash is being used, and the scene background is very bright, HSS can be used with manual
•Flash bracketing is available in HSS mode.
Please refer to the 5400HS instruction manual for details.
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