中国激光, 2018, 45 (6): 0609001, 网络出版: 2018-07-05
复杂物体离轴-同轴复合数字全息高分辨率成像 下载: 904次
In-Line and Off-Axis Hybrid Digital Holography for High Resolution Imaging of Complex Shape Objects
图 & 表
图 3. 两种方法的模拟验证。(a)物体;(b)同轴全息图;(c)离轴全息图
Fig. 3. Simulation verification of two methods. (a) Object; (b) in-line hologram; (c) off-axis hologram.
图 4. 同轴全息图再现结果。(a)强度像;(b)相位像
Fig. 4. Reconstructed results of in-line hologram. (a) Amplitude image; (b) phase image.
图 5. 离轴全息图再现结果。(a)强度像;(b)相位像
Fig. 5. Reconstructed results of off-axis hologram. (a) Amplitude image; (b) phase image.
图 7. 离轴-同轴复合数字全息再现结果。(a)强度像;(b)相位像
Fig. 7. Reconstructed results obtained by the in-line and off-axis hybrid digital holography. (a) Amplitude image; (b) phase image
图 9. 分辨率板实验结果。(a)同轴全息图;(b)离轴全息图;(c)同轴全息图传统相位恢复算法再现;(d)离轴全息图约束最优化算法再现;(e)复合数字全息再现
Fig. 9. Experimental results of resolution target. (a) In-line hologram; (b) off-axis hologram; (c) reconstructed by the traditional phase retrieval with the in-line hologram; (d) reconstructed by the constrained optimization algorithm with the off-axis hologram; (e) reconstructed by the in-line and off-axis hybrid digital holography
图 10. 蜻蜓翅尖实验结果。(a)显微镜成像;(b)同轴数字全息再现强度像;(c)同轴数字全息再现相位像;(d)离轴数字全息再现强度像;(e)离轴数字全息再现相位像;(f)复合数字全息再现强度像;(g)复合数字全息再现相位像
Fig. 10. Experimental results of the wing of a dragonfly. (a) Image obtained by microscopy; (b) amplitude reconstructed image of the in-line hologram; (c) phase reconstructed image of the in-line hologram; (d) amplitude reconstructed image of the off-axis hologram; (e) phase reconstructed image of the off-axis hologram; (f) amplitude reconstructed image of the in-line and off-axis hybrid digital holography; (g) phase reconstructed image of the in-line and off-axis hybrid digital holography
王凤鹏, 王大勇, 王云新, 戎路, 赵洁. 复杂物体离轴-同轴复合数字全息高分辨率成像[J]. 中国激光, 2018, 45(6): 0609001. Fengpeng Wang, Dayong Wang, Yunxin Wang, Lu Rong, Jie Zhao. In-Line and Off-Axis Hybrid Digital Holography for High Resolution Imaging of Complex Shape Objects[J]. Chinese Journal of Lasers, 2018, 45(6): 0609001.