SA-STTL Sigma
ELECTRONIC FLASH MACRO EM-140 DG
It is possible to use TTL Auto, Manual Flash, AF Auxiliary Lamp, High-speed synchro (FP), Wireless Flash (except SD9), Designated Slave Flash, Rear-curtain Synchro Flash, Exposure Compensation Function, Multi-Flash, Modeling Flash functions. Manual switching of the amount of light is from 1/1 to 1/64. Auto Power-Off function shuts off 300 seconds after use.

*1: It can be used as Master unit only.
*2: Manual Flash only.

EO-ETTL II Canon
ELECTRONIC FLASH MACRO EM-140 DG
Operation of TTL Auto system varies depending on each Camera Model (E-TTL II, E-TTL and TTL Automatic Exposure can be used. A-TTL Automatic exposure is not incorporated). Manual Flash, High-speed synchro (FP), Wireless Flash, Rear-curtain Synchro Flash, Exposure Compensation Function, Multi Flash functions can be used. For details please refer to the compatibility table. Manual switching of the amount of light is from 1/1 to 1/128. Auto Power-Off function shuts off 90 seconds after use.

NA-iTTL Nikon
ELECTRONIC FLASH MACRO EM-140 DG
It is compatible with new i-TTL system. TTL Auto varies depending on the lenses in use, but it works on all cameras. It is possible to use manual flash as well as distance-priority manual flash, which is peculiar to Nikon (except D1X and D1H cameras). Rear-Curtain Synchro, Exposure Compensation functions, Wireless Flash can be used (except some camera models). Manual switching of the amount of light is from 1/1 to 1/64. Auto Power-Off function shuts off 80 seconds after use.

*1: Flash Exposure function changes depending on the lens in use and metering mode. For details, please refer to your camera’s instruction manual.

SO-ADI SONY
ELECTRONIC FLASH MACRO EM-140 DG
It is possible to use TTL Auto, Manual Flash, Multi Flash and Modeling Flash with all cameras. High-Speed Synchro (FP), Wireless Flash (except a900), Exposure Compensation Function and Rear-curtain Synchro cannot be used with some camera models. Manual switching of the amount of light is from 1/1 to 1/64. Auto Power-Off function shuts off 240 seconds after use.

*1: The function setting is set by the camera body.
*2: EM-140 DG attached to the camera hotshoe is used as a Master unit and DG SUPER SO-ADI as the slave light source.

PA-PTTL Pentax
ELECTRONIC FLASH MACRO EM-140 DG
TTL Auto, Manual Flash, Rear-Curtain Synchro, Multi Flash functions and Modeling Flash, High-Speed Synchro, Wireless Flash, Exposure Compensation Function and the flash ratio adjustment for the left or right flash tube can be used. Manual switching of the amount of light is 1/1 - 1/64; Auto Power Off function shuts off 180 seconds after use.