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Wet & Dry Plate Collodion – Annemarie Hope-Cross Photography
- https://annemariehopecross.com/photographic-processes/wet-and-dry-plate-collodion/#:~:text=The%20collodion%20process%20had%20several%20advantages%3A%201%20Being,became%20far%20more%20widely%20used.%20More%20items...%20
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The Collodion - Photographic Processes Series - Chapter …
- https://www.khanacademy.org/humanities/special-topics-art-history/creating-conserving/photographs/v/the-collodion
- Introduced in 1851, by Frederick Scott Archer, the wet collodion process was a fairly simple, if somewhat cumbersome photographic process. A 2% solution of collodion, bearing a very small percentage of potassium iodide, was poured over a plate of glass, …
An Inside Look at Collodion Photography | Oakland …
- https://museumca.org/blog/inside-look-collodion-photography
- All of the elements of collodion are really sensitive. If it becomes overcast, it changes the exposure length. If the light changes in the middle of the exposure, it can ruin your image. Sand, wind, and temperature changes impact how the chemicals react. Collodion boils at about 90 degrees, so any slight change in temperature can make it too runny.
wet-collodion process | photography | Britannica
- https://www.britannica.com/technology/wet-collodion-process
- wet-collodion process, also called 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 coating a glass plate with the mixture. In the darkroom the plate was immersed in a solution of silver nitrate to form silver iodide.
Collodion photography method from 1800s still perfectly …
- https://www.abc.net.au/news/2018-01-09/collodion-photography-method-revival-in-hobart/9311632
- When used for photography, the collodion is spread on glass or tin plates, dipped in silver nitrate and exposed to ultraviolet light to develop an image. When used on clear glass it produces a negative image, known as ambrotype, and …
photoengraving - Wet-collodion photography | Britannica
- https://www.britannica.com/technology/photoengraving/Wet-collodion-photography
- Wet-collodion photography The introduction in 1851 of a so-called wet-collodion process for photography provided a means for producing a photographic negative as the basic element in the preparation of engravings. In this process, a glass plate is coated with an alcohol–ether solution of collodion ( cellulose nitrate) containing potassium iodide.
Collodion - Wikipedia
- https://en.wikipedia.org/wiki/Collodion
- Collodion is a flammable, syrupy solution of nitrocellulose in ether and alcohol. There are two basic types: flexible and non-flexible. The flexible type is often used as a surgical dressing or to hold dressings in place. When painted on the skin, collodion dries to form a flexible nitrocellulose film. While it is initially colorless, it discolors over time. Non-flexible collodion is often used in …
How to spot a collodion positive, also known as an …
- https://blog.scienceandmediamuseum.org.uk/find-out-when-a-photo-was-taken-identify-collodion-positive-ambrotype/
- The collodion positive, or ambrotype, first appeared in about 1853. By the 1860s the process had largely disappeared from high street studios, but it remained popular with itinerant open-air photographers until the 1880s, because portraits could be made in a few minutes while sitters waited.
Wet & Dry Plate Collodion | Annemarie Hope-Cross …
- https://annemariehopecross.com/photographic-processes/wet-and-dry-plate-collodion/
- Wet & Dry Plate Collodion. This process was introduced in 1851 by Frederick Scott Archer and marks a watershed in photography. Until then the two processes in use were the daguerreotype and the calotype. Daguerreotypes were better than calotypes in terms of detail and quality, but could not be reproduced; calotypes were reproducible, but suffered from the fact that any print …
Historical Processes: Collodion Negatives and Albumen …
- https://www.bhphotovideo.com/explora/photography/features/historical-processes-collodion-negatives-and-albumen-prints
- Numerous photographers attempted with varying degrees of success to create a dry collodion process by adding sticky substances to the sensitized plate to keep it wet longer. The concoctions used read like a Sunday brunch menu: honey, raspberry syrup, and beer—among other less appetizing substances.
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