optical-to-optical interface device

optical-to-optical interface device

[′äp·tə·kəl tü ′äp·tə·kəl ′in·tər‚fās di‚vīs] (optics) A device that converts a noncoherently illuminated image into a coherently illuminated object, which can then be used as input to certain types of data processor. Abbreviated OTTO.