SIGMA
Possible match — there are several people named SIGMA; this may not be the one in these credits.
Sigma Corporation — Japanese photography equipment manufacturer
Sigma Corporation is a Japanese company, manufacturing cameras, lenses, flashes and other photographic accessories. All Sigma products are produced in the company's own Aizu factory in Bandai, Fukushima, Japan. Although Sigma produces several camera models, the company is best known for producing high-quality lenses and other accessories that are compatible with the cameras produced by other companies.
Filmography in the catalog
Credited on 49 films (1935–2014) — matched by name in the Creator or Credits field. Also mentioned in 45 other records (descriptions, transcriptions, copyright notes).