激光与光电子学进展, 2020, 57 (6): 060901, 网络出版: 2020-03-06
基于数字全息的回转类机械零件三维显示 
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Three-Dimensional Display of Rotary Mechanical Parts Based on Digital Holography
图 & 表
图 2. 圆柱坐标系下的坐标变换关系
Fig. 2. Coordinate transformation relations in cylindrical coordinate systems
图 4. 倾斜照明光测量实验光路图
Fig. 4. Experimental optical path of inclined illumination light measurement
图 6. 镜面反射和漫反射的再现结果。(a)镜面反射在1-FFT面上结果;(b)镜面反射像面滤波后重建结果;(c)漫反射在1-FFT面上结果;(d)漫反射像面滤波后重建结果
Fig. 6. Reconstruction results of specular and diffuse reflection. (a) Result of specular reflection on 1-FFT plane; (b) reconstruction of specular reflection image after filtering; (c) result of diffuse reflection on 1-FFT plane; (d) reconstruction of diffuse reflection image after filtering
图 7. 1-FFT重建像平面+1级像标记方法的流程
Fig. 7. Flow of +1st-order image marking method on the 1-FFT reconstructed image plane
图 8. 镜面反射逐渐减弱的效果。(a)镜面反射强;(b)镜面反射减弱;(c)同时存在;(d)漫反射
Fig. 8. Effect of gradual specular reflection weakening. (a) Strong specular reflection; (b) weakened specular reflection; (c) simultaneous existence; (d) diffuse reflection
图 9. 两个量块组合成一个高度差为9 mm的物体
Fig. 9. One object with a height difference of 9 mm, combined by two gauge blocks
图 10. 倾斜光照明法测量量块高度。(a)数字全息图;(b) 1-FFT重建像;(c) FIMG4FFT重建图像;(d)相位差图像;(e)去除线性倾斜项的图像;(f)去噪之后的图像
Fig. 10. Height of measuring block by inclined illumination method. (a) Digital hologram; (b) 1-FFT reconstruction image; (c) FIMG4FFT reconstruction image; (d) phase difference image; (e) image with linear tilt terms removed; (f) image after denoising
图 13. 倾斜光照明法测量双头螺柱的轮廓。(a)数字全息图;(b) 1-FFT重建像;(c) FIMG4FFT重建图像;(d)相位差图像;(e)去除线性倾斜项的图像;(f)去噪之后的图像
Fig. 13. Stud contour measured by inclined light illumination method. (a) Digital hologram; (b) 1-FFT reconstruction image; (c) FIMG4FFT reconstruction image; (d) phase difference image; (e) image with linear tilt terms removed; (f) image after denoising
图 14. 螺柱每个视角下的三维相位分布。(a) 0°;(b) 90°;(c) 180°;(d) 270°
Fig. 14. Three-dimensional phase distribution of studs at each viewing angle. (a) 0°; (b) 90°; (c) 180°; (d) 270°
税云秀, 胡琳, 戴姚辉, 吴海钰, 朱岗, 杨岩. 基于数字全息的回转类机械零件三维显示[J]. 激光与光电子学进展, 2020, 57(6): 060901. Yunxiu Shui, Lin Hu, Yaohui Dai, Haiyu Wu, Gang Zhu, Yan Yang. Three-Dimensional Display of Rotary Mechanical Parts Based on Digital Holography[J]. Laser & Optoelectronics Progress, 2020, 57(6): 060901.
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