PaperAApplied Optics13d agoAnnular Illumination for Defect Detection on Spherical Optical Surfaces: SimulationJianfeng Zheng·Dong Liu·Shaowen Wang·Shiling Wang·Zhongming Zang·Shuke Huang·Xulongqi Wang·Bingwen Jin·Zhiji Deng·Ming Liu·Yunfeng Li·Quanquan Jiang·Lan Wu·X. Z.Read at Applied OpticsShareLess like thisTagsSurface Roughness and Optical MeasurementsComputational Mechanics