• Chinese Optics Letters
  • Vol. 14, Issue 12, 123401 (2016)
Shenghao Chen1、2, Shuang Ma1、2, and Zhanshan Wang1、2、*
Author Affiliations
  • 1Key Laboratory of Advanced Micro-Structure Materials, Ministry of Education, Shanghai 200092, China
  • 2Institute of Precision Optical Engineering, School of Physics Science and Engineering, Tongji University, Shanghai 200092, China
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    DOI: 10.3788/COL201614.123401 Cite this Article Set citation alerts
    Shenghao Chen, Shuang Ma, Zhanshan Wang. Wolter-I-like X ray telescope structure using one conical mirror and one quadric mirror[J]. Chinese Optics Letters, 2016, 14(12): 123401 Copy Citation Text show less
    Schematic diagram of the Wolter-I telescope used in the calculations.
    Fig. 1. Schematic diagram of the Wolter-I telescope used in the calculations.
    Paths of X rays when reflected by the quadric mirror.
    Fig. 2. Paths of X rays when reflected by the quadric mirror.
    Different images of cone-quadric structures produced by Zemax simulations. (a) CH structure, (b) CP structure, and (c) CE structure.
    Fig. 3. Different images of cone-quadric structures produced by Zemax simulations. (a) CH structure, (b) CP structure, and (c) CE structure.
    Different images of cone-quadric structure after optimization. (a) CH structure, (b) CP structure, and (c) CE structure.
    Fig. 4. Different images of cone-quadric structure after optimization. (a) CH structure, (b) CP structure, and (c) CE structure.
    Image of quadric cone.
    Fig. 5. Image of quadric cone.
    Image of quadric cone after optimization.
    Fig. 6. Image of quadric cone after optimization.
    Nested structure of the Wolter-I telescope.
    Fig. 7. Nested structure of the Wolter-I telescope.
    Image of CH nested structure.
    Fig. 8. Image of CH nested structure.
    Changes in angular resolution (HPD) with changes in the field of view.
    Fig. 9. Changes in angular resolution (HPD) with changes in the field of view.
    Changes in geometrical collection area with changes in the field of view.
    Fig. 10. Changes in geometrical collection area with changes in the field of view.
    A(deg.)x1(mm)x2(mm)x3(mm)y1(mm)y2(mm)y3(mm)
    0.7083919890988998226.233225221.332
    Table 1. Parameters of the Wolter-I Structure
     R (mm)e2r1 (mm)r2 (mm)Δ/2 (mm)
    CH−2.781−1.0010.502−0.2330.502
    CP−8.185−16.1521.9286.152
    CE−12.476−0.9989.729−1.6709.729
    Table 2. Parameters of CH, CP, and CE Structures
    Structure (mm)CHCPCE
    Before optimizationF455045504550
    Radius of spot0.4796.1369.622
    After optimizationF change−3.061+83.853+74.640
    Radius of spot0.3102.0906.155
    Table 3. Optimization of Parameters of CH, CP, and CE structures
     p(mm)a(mm)B(mm)c(mm)e2R(mm)
    PC−2.78212.782
    HC4.946×10163.709×1084.946×101612.782
    EC4.946×10163.709×108i4.946×101612.782
    Table 4. Parameters of PC, HC, and EC Structures
    Before OptimizationAfter Optimization
    Focal length (mm)4550Focal length change (mm)+81.037
    Radius of spot (mm)4.322Radius of spot (mm)0.359
    Table 5. Optimization of PC Structure
    FOV (arcmin)PH structureCC structureCH structure
    0
    5
    10
    15
    20
    Table 6. Spot Diagrams of Three Types of Nested Structures from Different Fields of View
    Shenghao Chen, Shuang Ma, Zhanshan Wang. Wolter-I-like X ray telescope structure using one conical mirror and one quadric mirror[J]. Chinese Optics Letters, 2016, 14(12): 123401
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