Chinese Optics Letters, Volume. 15, Issue 5, 051701(2017)
Experimental assessment of a 3-D plenoptic endoscopic imaging system On the Cover
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Fig. 1. Schematic of the endoscopic setup with the plenoptic camera and relay lens system.
Fig. 2. Triangulation principle for virtual depth estimation. IP: Image plane.
Fig. 4. (a) Microlens image of the checker board at 0° with (b) its depth map and (c, d) point cloud data at different views.
Fig. 5. Microlens image of the checker board at 45° with (b) its depth map and (c, d) point cloud data at different views.
Fig. 6. (a–c) Microlens image of a plane and inhomogeneous objects and (d–f) its reconstructed depth maps.
Fig. 7. (a) Microlens image of a fowl ventricular specimen and (b–d) its 3-D reconstructions at multiple angles.
Table 1. Reconstruction Accuracy and Precision at Two Planar Angle Deviations at 0° and 45° (Unit: mm)
View tableView in ArticleTable 1. Reconstruction Accuracy and Precision at Two Planar Angle Deviations at 0° and 45° (Unit: mm)
0° 45° Accuracy Mean 0.085 0.818 Standard deviation 0.032 0.440 Maximum 0.103 1.439 Precision Mean 1.141 2.367 Standard deviation 0.721 1.800 Maximum 3.863 11.658
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Hanh N. D. Le, Ryan Decker, Axel Krieger, Jin U. Kang. Experimental assessment of a 3-D plenoptic endoscopic imaging system[J]. Chinese Optics Letters, 2017, 15(5): 051701
Paper Information
Category: Medical optics and biotechnology
Received: Oct. 10, 2016
Accepted: Jan. 24, 2017
Published Online: Jul. 23, 2018
The Author Email: Hanh N. D. Le (hle18@jhu.edu)
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