| 双裂隙偏心摄影验光仪研究 |
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| 引用本文： | 郑奋,周琴.双裂隙偏心摄影验光仪研究[J].医疗卫生装备,2007,28(4):14-16. |
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| 作者姓名： | 郑奋 周琴 |
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| 作者单位： | 第二军医大学基础部,上海市,200433 |
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| 摘 要： | 为改善摄影验光仪的性能，缩短检测时间和提高检测准确度，描述了一种新型双裂隙偏心摄影验光仪的验光原理，介绍了双裂隙偏心摄影验光仪的特点、关键技术，提出了通过图像处理得到眼睛屈光度的方法。
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| 关 键 词： | 摄影验光仪 图像处理 屈光度 |
| 文章编号： | 1003-8868（2007）04-0014-03 |
| 收稿时间： | 2006-12-01 |
| 修稿时间： | 2007-03-25 |
Research of double-cranny eccentric photorefraction device |
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| ZHENG Fen,ZHOU Qin.Research of double-cranny eccentric photorefraction device[J].Chinese Medical Equipment Journal,2007,28(4):14-16. |
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| Authors: | ZHENG Fen ZHOU Qin |
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| Institution: | Faculty of Basic Medicine Science, the Second Military Medical University, Shanghai 200433,China |
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| Abstract: | In order to improve the performance of the photorefraction device, shorten the detection time and improve the accuracy of measuring, the theory of a new kind of double-cranny eccentric photorefraction device is described. Some features and key point of technology are emphatically pointed out. A method is put forward to determine the ocular diopter by image processing. |
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| Keywords: | photorefraction device image processing diopter |
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