十年前，提起湖北华中精密仪器厂，人人都知道有一个相机车间（现改名为十一车间）。汪家谦正是当时照相机生产的技术骨干，有名的“光学土专家”，为“华中”牌照相机立下汗马功劳。十几年过去，照相机早已随着市场形势转产，而“汪家谦”这个名字却在三线建设的历史镜头... Ten years ago, Hubei Huazhong Precision Instrument Factory filed, everyone knows that there is a camera shop (now renamed the 11 workshop). Wang Jiaqian was the technical backbone of the camera production at that time, well-known “optical soil expert”, for the “Central China” license plate camera made a contribution. More than a decade later, the camera has long been converted as the market situation, and the name “Wang Jiaqian” is in the history of the construction of the third line ...