Posted inGeneral Concepts
The Fixing Process
Once the developed image is obtained, a large amount of unexposed and undeveloped silver halide…
Posted inUncategorized
Photographic Emulsion Preparations
The exact methods used in preparing commercial photographic emulsions are closely guarded trade secrets, but…
Posted inGeneral Concepts
Color Sensitizing
The radiation sensitivity of silver halides ends for all practical purposes at about 525 mm…
Posted inGeneral Concepts
Photographic Emulsion Preparations
The exact methods used in preparing commercial photographic emulsions are closely guarded trade secrets, but…
Posted inGeneral Concepts
Gelatin – The Film Matrix
Gelatin is a protein extracted from animal hides, bone, and sinew that belongs to the…
Posted inGeneral Concepts
The Latent Image and Image Development
The silver halide process is by far the most important of all of the radiation-sensitive…
Posted inGeneral Concepts
Photochemistry of Silver Salts
To understand the fundamental chemistry of silver-based photography, we must look at the photochemistry of…
Posted inGeneral Concepts
A Brief History of Black and White Silver Halide Photography
Perhaps the earliest reference to the concept of silver-based black and white photography is that…
Posted inGeneral Concepts
Chemistry of Photography
While it is easy to make comparisons between the pupil of the eye and the…
Posted inGeneral Concepts
Space Technology
The use of heat pipes has been mainly limited to this field of science until…