Acta Photonica Sinica, Volume. 48, Issue 2, 222001(2019)
Method for Reducing Pressure Angle of Cam Curve in Zoom System
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GAO Tian-yuan, WU He-long, HAN Xu. Method for Reducing Pressure Angle of Cam Curve in Zoom System[J]. Acta Photonica Sinica, 2019, 48(2): 222001
Received: Sep. 10, 2018
Accepted: --
Published Online: Mar. 23, 2019
The Author Email: Tian-yuan GAO (gty@cust.edu.cn)