A nineteenth-century method of producing photographic negatives using a glass plate coated with a silver emulsion. While relatively inexpensive and enabling quick exposure times, this method required the entire process from plate preparation to developing to be completed within fifteen minutes, making it unsuitable for portable photography.
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An early image projector developed in the seventeenth century, where pictures were showcased through transparent plates, typically made of glass.…
A tool used to separate warp yarn threads and keep them in their place in a hand loom. It is…
Film cameras that produce images larger than 24 mm x 36 mm but smaller than 4 inches x 5 inches.
Mechanical tool installed on a loom for textile weaving, which enables the weft thread to be drawn through the warp…
Camera lens whose focal distance is pre-determined at the time of manufacture and cannot be adjusted by the user. It…
A mechanism attached to a loom that controls warp threads to allow for the weaving of small, usually geometric or…
Also known as a jala, it is an arrangement of threads that maps the desired design and is attached to…
Glass that has been given a coarse surface finish, usually with a fine abrasive, to be used as the viewfinder…