#Chemistry – Digital Journal

H&W Control Film Developer

May 4, 2014August 17, 2017 by Orest Kinasevych

The following are recipes for a black-and-white film developer known as H&W Control (Holden & Weichert, 1973). It is one of a variety of developers I have been testing along with a low-speed, high-resolution document film called Rollei ATP 1.1.

Densitometry for Ilford HP5 Plus developed in Rodinal

April 26, 2014January 18, 2018 by Orest Kinasevych

“This data represents my efforts to reach and maintain optimal wet-lab processing of Ilford HP5 Plus black-and-white film using Rodinal developer.”