中国激光, 2020, 47 (4): 0409003, 网络出版: 2020-04-09
基于数字全息扫描成像的划痕缺陷全场三维测试 下载: 1192次
Full-Field Three-Dimensional Test for Scratch Defects Using Digital Holographic Scanning Imaging System
图 & 表
图 4. 光学元件疵病数字全息检测装置
Fig. 4. Digital holographic detection device for optical component defects
图 5. 划痕测试结果图。(a)划痕全息图;(b)空间频谱图;(c)无被测件全息图;(d)划痕的二维图;(e)划痕横向截面图;(f)划痕的三维图
Fig. 5. Scratch test results. (a) Scratch hologram; (b) spatial spectrum; (c) hologram without measured parts; (d) 2D picture of scratch; (e) cross-section of scratch; (f) 3D figure of scratch
图 6. 子孔径疵病全息图。(a)子孔径1;(b)子孔径2;(c)子孔径3;(d)子孔径4
Fig. 6. Subaperture defect holograms. (a) Subaperture 1; (b) subaperture 2; (c) subaperture 3; (d) subaperture 4
图 7. 子孔径划痕深度的二维分布图。(a)子孔径1;(b)子孔径2;(c)子孔径3;(d)子孔径4
Fig. 7. 2D distributions of scratch depth in subaperture. (a) Subaperture 1; (b) subaperture 2; (c) subaperture 3; (d) subaperture 4
冯方, 田爱玲, 刘丙才, 冯丹青, 陈晨, 刘卫国. 基于数字全息扫描成像的划痕缺陷全场三维测试[J]. 中国激光, 2020, 47(4): 0409003. Feng Fang, Tian Ailing, Liu Bingcai, Feng Danqing, Chen Chen, Liu Weiguo. Full-Field Three-Dimensional Test for Scratch Defects Using Digital Holographic Scanning Imaging System[J]. Chinese Journal of Lasers, 2020, 47(4): 0409003.