The Influence of Variable Focal Length of the DVD pick-up head on the Performance of the Displacement Measurement System
碩士 === 國立臺灣大學 === 機械工程學研究所 === 95 === DVD pick-up head applies the astigmatic principle to let the data track on the disc be focused and read out. Furthermore, based on the same principle we can also design and develop a high-precision optical displacement measurement system. However, the original D...
| Main Authors: | , |
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| Other Authors: | |
| Format: | Others |
| Language: | zh-TW |
| Published: |
2007
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| Online Access: | http://ndltd.ncl.edu.tw/handle/11244973741947702471 |