Konica

Konica is a Japanese conglomerate dealing in optics, cameras, office products, printing machines, and chemicals, born in 1873 started in 1882 to produce photography chemicals and accessories. Was the first Japanese camera producer, in 1903. Unites with Minolta conglomerate in 2003, leaving to Minolta photographic industry, the Konica-Minolta brand leave the market in 2007 selling the imaging division to Sony.
Konicafiles
Wikipedia
Konica collectors page
CameraWiki