Quote Originally Posted by AgX View Post
That modified film is rated by Kodak as EI 320 with tungsten lighting. A ISO 800 C-41 daylight film would yield EI 200 at Tungsten lighting.
It's Vision 500T which is rated at ISO 500 in tungsten and 320 in daylight. As it's designed to be processed in ECN-2 chemistry, I don't know enough to presume what the best EI would be for processing in C-41...