Accession Number : ADD004802
Title : Low Gamma Photographic Developer.
Descriptive Note : Patent Application,
Corporate Author : DEPARTMENT OF THE AIR FORCE WASHINGTON D C
Personal Author(s) : Hodes,Harvey A
Report Date : 09 Feb 1978
Pagination or Media Count : 11
Abstract : This document describes a photographic developer composition containing phenidone and hydroquinone in a 1 to 2 weight ratio, the composition having a gamma less than 1 and a pH in the range of about 9.8 to 10.4. The composition is particulary useful as an extended range developer for rapid processing of aerial film.
Descriptors : *Patent applications, Photographic developers, Aerial photography, Photographic contrast, Low level, Photographic processing, Inflight
Subject Categories : Cartography and Aerial Photography
Distribution Statement : APPROVED FOR PUBLIC RELEASE