. has been established to provide an integrated optical and video-imaging engineering and manufacturing service to the OEM and end users. serves a rapidly growing segment of our technological society. CorTek Endoscopy Inc. We manage our business responsibly and with the highest ethical standards. has been established to provide an integrated optical and video-imaging engineering and manufacturing service to the OEM and end users. We manage our business responsibly and with the highest ethical standards. Quality is apparent in everything we do. specializes in rigid and semi-rigid endoscopes (Ureteroscopes: ACMI MR-6 and MRO-742 series, Wolf 47 and 87 series, Storz 27022. has been established to provide an.