ANSI PH3.22

METHOD FOR DETERMINING THE DISTRIBUTION OF ILLUMINANCE OVER THE FIELD OF A PHOTOGRAPHIC OBJECTIVE OR PROJECTION LENS

Org/Number ID	ANSI PH3.22
Alternate Organization ID / number
Version(s)	1958; 1979
Bin #	0535
Comments	Superseded By: ANSI IT3.604
Status	Present
Record last updated	June 25, 2022, 4:38 pm

This is not the most recent edition of this standard.

Newer edition note: 1992