GARDNER, Mass., April 4 -- Precision Optics Corp. Inc. said it has shipped an initial production lot of its autoclavable endoscopes. The shipments are pursuant to a new strategic relationship with a major orthopedic equipment supplier. The company is in the process of filing for a patent for its autoclavable endoscope technology. The company has also received new orders for stereo endoscopes and related products totaling approximately $450,000 and has received a new customer order for approximately $260,000 for the development and production of a specialized relay lens system to be used for a medical application of digital still photo microscopy. Prototypes of this new relay lens system are scheduled to be completed in May.