一九八四年十月十六日——十月二十一日,日本东京大学教授小仓磐夫应邀来西安应用光学研究所访问讲学。小仓先生一九五九年曾获理学博士;一九六○年开始研究激光;一九六一年转任“日立”制作所中央研究所研究员;一九六三年研究成功第一台He—Ne激光器,以后获阴极射线管曝光用透镜的专利,这是七十年代“日立”向美国的一项最大技术转让;一九八二年发表了《照相机的性能与评价》一书。 From October 16, 1984 to October 21, 1984, Professor Okura Oka at Tokyo University of Japan was invited to visit Xi’an Institute of Applied Optics to give lectures. Mr. Ogura won his doctor’s degree in 1959; his laser research began in 1960; he became a researcher at the Central Research Institute of Hitachi Manufacturing Co., Ltd. in 1961; the first He -Ne lasers, and later won the patent of a cathode ray tube exposure lens, which was one of the largest technology transfers from Hitachi to the United States in the 1970s. In 1982, “Performance and Evaluation of Cameras” was published.