Collodion is a pure type of pyroxylin used to embed specimens which will be examined under a microscope. While in Paris, René Dagron became familiar with the collodion wet plate and collodion …

Negatives made of glass, rather than paper, brought a new level of clarity and detail to photographic printing, making the collodion—or wet-plate—process popular from the 1850s through the 1880s. It …

Wet-collodion process, early photographic technique invented by Englishman Frederick Scott Archer in 1851. The process involved adding a soluble iodide to a solution of collodion (cellulose nitrate) and …

The collodion process replaced the daguerreotype as the predominant photographic process by the end of the 1850’s. It was eventually replaced in the 1880’s with the introduction of the gelatin silver process.

A solution of collodion and potassium iodide is poured over a glass plate leaving a clear film containing halide. The plate is then dipped in a solution of silver nitrate to form light sensitive silver halide on …

Chemical Collodion is a solution of nitrocellulose in ether or acetone, sometimes with the addition of alcohols. Its generic name is pyroxylin solution. It is toxic and highly flammable. As the solvent …

Apr 11, 2026 · The meaning of COLLODION is a viscous solution of pyroxylin used especially as a coating for wounds or for photographic films.

A dressing of gauze was affixed to the surrounding skin by collodion. Collodion glass plates were used in the early days of photography.

The wet collodion process was a photographic process used to produce a negative. It was invented by F. Scott Archer (1813–1857) in 1848 and published in 1851.

I'll bet you've never heard of collodion. Yet it was quite common in the last century. You made it by dissolving cellulose nitrate in ether and alcohol. You kept it on your medicine shelf and used it to …