摘要
Based on our self-proposed laser differential confocal focusing method, we propose a high precision focal-length measurement and develop measurement instruments. Experiments and analyses indicate the measurement uncertainty is prior to 0.01% from 12000mm to 50000mm.
源语言 | 英语 |
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文章编号 | JT5A.33 |
期刊 | Optics InfoBase Conference Papers |
出版状态 | 已出版 - 2015 |
活动 | Computational Optical Sensing and Imaging, COSI 2015 - Arlington, 美国 期限: 7 6月 2015 → 11 6月 2015 |