Compatibility with Sigma EF-500 ST PA for Pentax
Hi,
i cant get that flash, which works fine with my K-1, to operate in TTL-Mode. Setting of the zoom works, but the flash never gets triggered, even not in TTL-Pass-Through. I tried both multi-brand and Pentax firmware.
i cant get that flash, which works fine with my K-1, to operate in TTL-Mode. Setting of the zoom works, but the flash never gets triggered, even not in TTL-Pass-Through. I tried both multi-brand and Pentax firmware.