Forum: Pentax Medium Format
01-20-2019, 11:53 AM
|
|
I'm a bit puzzled. I have ad400+xpro-p and 645z. In HSS mode ad400 just can't give me enough power for f11 iso 100 1/4000. What's the point of adding HSS in usual flash even if ad400 can't get enough power?
|