She mixed photography with printmaking and her work explored ideas of transformation using photographic screenprints. It is capable of rendering painterly images from photographic negatives. Two methods of obtaining photographic self-portraits are widespread. Traditional cameras capture light onto photographic plate or photographic film. "magically make images on photographic paper". These works were primarily photographic and digitally produced. Mastic varnish was used to protect and preserve photographic negatives. The eye operates like a photographic camera. The illustration appeared as a photographic negative. Their brownie cameras and photographic equipment were confiscated. They are a manufacturer of industrial and photographic optics. Photogrammetry describes the process of measuring data based on photographic reference. Industrially, it is used as a solvent for the manufacture of pharmaceuticals and photographic film. Teleconverters are variations on Barlow lenses that have been adapted for photographic use. Silver iodide is a major ingredient to traditional photographic film.