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Basic Photographic Materials and Processes, 3rd Edition by Nanette L. Salvaggio

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Chapter 5

Sensitometry

image

Photograph by Elliot Krasnopoler, Advertising Photography student, Rochester Institute of Technology

 

Introduction

Prior to the introduction of digital cameras, sensitometry was defined as the scientific evaluation of the response of a photographic emulsion to light. Today, sensitometry would better be defined as the scientific evaluation of a light-sensitive material to light. While there are some similar concepts between a digital system and photographic film sensitometric study, there are also many differences. The basic steps in a photographic film sensitometric study would be expose and develop the film, measure the ...

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