Kazan Optical-Mechanical Plant (Russian: Казанский оптико-механический завод) is a company based in Kazan, Russia and established in 1940.

The Kazan Optical-Mechanical Plant Production Association is one of the largest Russian optical companies. It develops and produces a wide range of optical-electronic and optical-mechanical instruments, including submarine periscopes, aerial cameras, satellite cameras, laser rangefinders, binoculars and night-vision instruments.^[1]

The plant has a design bureau.[2]