Zihan Wang, Li Zhang, Borui Zhou. Tomography system based on laser feedback confocal[J]. Infrared and Laser Engineering, 2020, 49(8): 20190541

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- Infrared and Laser Engineering
- Vol. 49, Issue 8, 20190541 (2020)

Fig. 1. (a) Principle diagram of LFCT and (b) equivalent confocal system

Fig. 2. Overall structure diagram of LFCT system

Fig. 3. Optical imaging section diagram of the LFCT system

Fig. 4. 3D scanning mode of LFCT system

Fig. 5. Flow diagram of positioning along the Z axis

Fig. 6. Single-dimensional data acquisition and step-driven LabVIEW program code

Fig. 7. Flow diagram of 3D isosurface display

Fig. 8. (a) Ruled grating measurement result of LFCT; (b) Defocus responding curve of LFCT
![[in Chinese]](/Images/icon/loading.gif)
Fig. 9. [in Chinese]

Fig. 9. LFCT image and dark field microscope image of fresh onion innerepidermal tissue. (a) Image of dark field microscopic; (b) 3D image of LFCT; (c) Slice map of LFCT; (d) Contour map of LFCT

Fig. 10. Large-scale LFCT image of 500 μm depth inside fresh onion tissue

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