Dong Jianjun, Deng Keli, Ren Kuan, et al. Simulation of Wolter microscope imaging system by ray-tracing[J]. High Power Laser and Particle Beams, 2018, 30: 082002. doi: 10.11884/HPLPB201830.170493
Citation:
Dong Jianjun, Deng Keli, Ren Kuan, et al. Simulation of Wolter microscope imaging system by ray-tracing[J]. High Power Laser and Particle Beams, 2018, 30: 082002. doi: 10.11884/HPLPB201830.170493
Dong Jianjun, Deng Keli, Ren Kuan, et al. Simulation of Wolter microscope imaging system by ray-tracing[J]. High Power Laser and Particle Beams, 2018, 30: 082002. doi: 10.11884/HPLPB201830.170493
Citation:
Dong Jianjun, Deng Keli, Ren Kuan, et al. Simulation of Wolter microscope imaging system by ray-tracing[J]. High Power Laser and Particle Beams, 2018, 30: 082002. doi: 10.11884/HPLPB201830.170493
The optical design software ZEMAX is used to simulate the imaging of a point source for Wolter microscope. Considering the imaging of geometrical optics only, three instances are considered, including the two surfaces coaxial and cofocal, non-coaxial, and coaxial but not confocal. The imaging of a point source is discussed respectively. The depth of focus and the depth of field are given. The imaging of a point source in different fields is also analyzed. It is concluded that Wolter microscope is very strict with the object distance and image distance. The influence of the two surfaces' non-coaxiality and non-confocality is much great on imaging. These results provides basis for imaging analysis of Wolter microscope.
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Figure 2. Images of a point source on the imaging plane at a distance from the image point
Figure 3. Images of a point source at a distance from the object point
Figure 4. Images of a point source in different fields
Figure 5. Instances of two non-coaxial surfaces of Wolter microscope
Figure 6. Images of a point source while the Wolter mirror has two parallel but non-coaxial surfaces with different vertical shift of one surface from the other
Figure 7. Images of a point source while the axes of the two surfaces are at different angles
Figure 8. Schematic of the two coaxial but nonfocal surfaces, DF represents the distance between the left focus of the hyperboloid and that of the euipsoid
Figure 9. Images of a point source in instances of different DF