The Program/Maxxum Flash 5600HS(D) and the Program/Maxxum Flash 3600HS(D) include convenient functions such as a bounce flash function and remote off-camera flash operation. The Macro Twin Flash 2400* supplies flexible lighting for nature-oriented macro photography, and the Macro Ring Flash 1200* provides shadowless lighting geared towards scientific and medical applications. Auto flash metering is available with each of these four flash units. * Macro Flash Controller required.

Compatibility with external flash units

Program / Maxxum Flash 3600HS (D) Program / Maxxum Flash 5600HS (D) Macro Twin Flash 2400 Macro Ring Flash 1200 Program Reset Yes Yes Yes ADI Flash Metering Yes Yes N/A Auto Power Zoom Yes (Set to an angle wider than focal length converted in 35mm format) Yes (Set to an angle wider than focal length converted in 35mm format) N/A Ratio Flash (Auto) No No N/A High-speed Sync No Synchronizes with all shutter speeds. (However, flash operation remains normal when set to high-speed sync.) N/A Wireless High-speed Sync No Synchronization with all shutter speeds. (However, flash operation remains normal when set to high-speed sync.) N/A Slow-shutter Sync Yes Yes Yes Wireless Controller Flash N/A No N/A Wireless / Remote Flash Yes Yes Yes Modeling Flash N/A Yes Yes Multiple Flash N/A Yes N/A Manual Flash Control N/A Yes Yes AF Illuminator No No N/A Flash Indicator Yes Yes Yes

Yes: Compatible No: Incompatible N/A: Function not applicable to the flash