ANSI PH2.50-1983
Photography - Direct-Exposure Medical and Dental Radiographic Film/Process Combinations - Determination of ISO Speed and Average Gradient

Standard No.

ANSI PH2.50-1983

Release Date

1983

Published By

American National Standards Institute （ANSI)

Latest

ANSI PH2.50-1983

ANSI PH2.50-1983 history

• 1983 ANSI PH2.50-1983 Photography - Direct-Exposure Medical and Dental Radiographic Film/Process Combinations - Determination of ISO Speed and Average Gradient