• Acta Optica Sinica
  • Vol. 38, Issue 9, 0922002 (2018)
Huan Chen*, Yang Qiao*, Xiping Xu, He Chen, and Jing Zhou
Author Affiliations
  • School of Opto-Electronic Engineering, Changchun University of Science and Technology, Changchun, Jilin 130022, China
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    DOI: 10.3788/AOS201838.0922002 Cite this Article Set citation alerts
    Huan Chen, Yang Qiao, Xiping Xu, He Chen, Jing Zhou. Optical Design of Three-Dimensional Projection on Multifocal Planes[J]. Acta Optica Sinica, 2018, 38(9): 0922002 Copy Citation Text show less
    Schematic diagram of multi-focal planes imaging optical system
    Fig. 1. Schematic diagram of multi-focal planes imaging optical system
    Imaging relationship of middle image surface observed by human eyes
    Fig. 2. Imaging relationship of middle image surface observed by human eyes
    Diagram of human eyes' depth perception range
    Fig. 3. Diagram of human eyes' depth perception range
    Optimization result of eyepiece
    Fig. 4. Optimization result of eyepiece
    Optimization result of light path from DMD's image to middle image surface
    Fig. 5. Optimization result of light path from DMD's image to middle image surface
    Design result of lighting system
    Fig. 6. Design result of lighting system
    MTF curves of projection imaging system. (a) PDM's diameter is infinity; (b) PDM's diameter is -1000 mm
    Fig. 7. MTF curves of projection imaging system. (a) PDM's diameter is infinity; (b) PDM's diameter is -1000 mm
    projection imaging system. (a) Spot diagram; (b) field curvature; (c) distortion
    Fig. 8. projection imaging system. (a) Spot diagram; (b) field curvature; (c) distortion
    Image quality of eyepiece with projection imaging system. (a) Optimized result; (b) ray aberration; (c) MTF curve
    Fig. 9. Image quality of eyepiece with projection imaging system. (a) Optimized result; (b) ray aberration; (c) MTF curve
    Relative illumination of illuminating system
    Fig. 10. Relative illumination of illuminating system
    Optimization results of projection imaging system
    Fig. 11. Optimization results of projection imaging system
    ParameterValue
    Specification of DMD /(″)0.7(pixel size: 13.68 μm)
    Size of DMD /(mm×mm)13.9×10.5
    WavelengthVisible(470-650 nm)
    Entrance pupil diameter /mm5
    Field of view /(°)40
    Defocus range /m-10 to 3
    Aperture of PDM /mm10
    Table 1. Specifications of multi-focal planes imaging optical design
    ParameterPDM's curvature
    0 m-11 m-1
    37 lp/mm MTF range (all FOV)0.443-0.5480.382-0.638
    Middle image size /mm26.0025.36
    Table 2. Changes of middle image quality by changing PDM's curvature
    Huan Chen, Yang Qiao, Xiping Xu, He Chen, Jing Zhou. Optical Design of Three-Dimensional Projection on Multifocal Planes[J]. Acta Optica Sinica, 2018, 38(9): 0922002
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