OPT OpenIR

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Non-contact heart rate and respiratory monitoring based on Imaging Photoplethysmography at fingertip 会议论文
AOPC 2020: OPTICAL SPECTROSCOPY AND IMAGING; AND BIOMEDICAL OPTICS, Beijing, PEOPLES R CHINA, 2020-11-30
作者:  Qiao WenLong;  Zhou Liang;  Liu Zhaohui;  Yu Jiangjun;  Sun Xiaoxiao
Adobe PDF(499Kb)  |  收藏  |  浏览/下载:166/5  |  提交时间:2021/07/16
Non-contact  blood volume  heart rate  respiration rate  imaging photoplethysmography (IPPG)  
Research on technology of measuring and correcting the optical axis deviation of high-order aspheric lens 会议论文
AOPC 2020: Optics Ultra Precision Manufacturing and Testing, Shanghai, China, 2020-06-29
作者:  Xihong, Fu;  Shifa, Kang;  Yu, Lei;  Hua, Li;  Peng, Wang;  Nana, Ma;  Qian, Dang
Adobe PDF(680Kb)  |  收藏  |  浏览/下载:158/2  |  提交时间:2020/12/21
High-order aspheric lens  Axial symmetry  Center deviation  Noncontact measurement  Correction process  
Rotationally asymmetric figure measurement of optical flat using rotational shear phase measuring deflectometry 会议论文
Global Intelligence Industry Conference, GIIC 2018, Beijing, China, 2018-05-22
作者:  Kewei, E.;  Li, Dahai;  Zhao, Jianke;  Xue, Xun;  Li, Jing;  Li, Kun;  Liu, Shangkuo;  Wang, Zhengfeng;  Zhou, Yan
Adobe PDF(518Kb)  |  收藏  |  浏览/下载:179/0  |  提交时间:2018/10/17
Metrology  Surface Measurement  Figure  Rotational Shear