Argus is an American maker of cameras and photographic products. The company originated as a subsidiary of the International Radio Corporation (IRC), founded by Charles Verschoor. Its best-known product was the C3 rangefinder camera, which enjoyed a 27-year production run and became one of the top-selling cameras in history. The company's Model A was the first low-cost 35 mm camera in the United States. Argus was acquired by Sylvania in 1959 and sold off in 1969, by which time it had ceased camera production (some rebadged cameras continued to be sold under the Argus name through the 1970s and more recently the Argus brand was reestablished used on a variety of inexpensive digital cameras made by the seperate manufacturer Argus Camera Company, LLC., located in Inverness, IL.