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Laser & Optoelectronics Progress, Volume. 60, Issue 21, 2122001(2023)

Analysis of Influence of Source Parameters on Performance of Collimating Illumination System

Xueliang Kang1、*, Tingting Ren1, Ruiting Ge1, Chengxiang Shi1, Li Wang1,2, and Bai Zhang1
Author Affiliations
  • 1School of Electrical & Information Engineering, North Minzu University, Yinchuan 750021, Ningxia , China
  • 2School of Mechanical Engineering, Hefei University of Technology, Hefei 230009, Anhui , China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (12)
    Equations (24)
    References (25)
    Cited By (2)
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    Figures & Tables(12)
    Light distribution curves corresponding to different light distribution curve indices

    Fig. 1. Light distribution curves corresponding to different light distribution curve indices

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    Divergence principle of outgoing beam in pure-refraction-type collimating illumination system

    Fig. 2. Divergence principle of outgoing beam in pure-refraction-type collimating illumination system

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    Relation between illumination characteristic parameters and light distribution curve index in the pure-refraction-type collimating illumination system. (a) Relationship between light flux utilization rate and light distribution curve index; (b) relationship between outgoing light intensity and light distribution curve index

    Fig. 3. Relation between illumination characteristic parameters and light distribution curve index in the pure-refraction-type collimating illumination system. (a) Relationship between light flux utilization rate and light distribution curve index; (b) relationship between outgoing light intensity and light distribution curve index

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    Divergence principle of outgoing beam in TIR-type collimating illumination system

    Fig. 4. Divergence principle of outgoing beam in TIR-type collimating illumination system

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    Relation between outgoing light intensity and light distribution curve index in the TIR-type collimating illumination system

    Fig. 5. Relation between outgoing light intensity and light distribution curve index in the TIR-type collimating illumination system

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    Photos of CREE XD16, XHP50.2, XTE, and XPE LED

    Fig. 6. Photos of CREE XD16, XHP50.2, XTE, and XPE LED

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    Photos of the light distribution elements. (a) Plano-convex lens; (b) TIR lens

    Fig. 7. Photos of the light distribution elements. (a) Plano-convex lens; (b) TIR lens

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    Illumination spots of the pure-refraction-type collimating illumination systems with different sources. (a) XD16; (b) XHP50.2; (c) XTE; (d) XPE

    Fig. 8. Illumination spots of the pure-refraction-type collimating illumination systems with different sources. (a) XD16; (b) XHP50.2; (c) XTE; (d) XPE

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    Illumination spots of the TIR-type collimating illumination systems with different sources. (a) XD16; (b) XHP50.2; (c) XTE; (d) XPE

    Fig. 9. Illumination spots of the TIR-type collimating illumination systems with different sources. (a) XD16; (b) XHP50.2; (c) XTE; (d) XPE

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    Experimental and simulation value of one-dimensional intensity distribution of collimation illumination systems with different sources. (a) XD16; (b) XHP50.2; (c) XTE; (d) XPE

    Fig. 10. Experimental and simulation value of one-dimensional intensity distribution of collimation illumination systems with different sources. (a) XD16; (b) XHP50.2; (c) XTE; (d) XPE

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    • Table 1. Parameters of CREE XD16, XHP50.2, XTE, and XPE LED

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      Table 1. Parameters of CREE XD16, XHP50.2, XTE, and XPE LED

      Type of sourceSize /（mm×mm）Working voltage /VLuminous flux ϕ0 /lmLuminous exitance σ /（lm·m-2）

      Light distribution

      curve index γ

      XD161.6×1.62.901114.34×1070.68
      XHP50.25.7×5.711.610304.04×1070.80
      XTE3.45×3.453.303113.33×1071.00
      XPE3.45×3.453.502352.51×1071.28

    • Table 2. Illumination characteristic parameters of collimating illumination systems

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      Table 2. Illumination characteristic parameters of collimating illumination systems

      Type of light

      distribution element

      Type of

      Source

      		Spot radius /mHalf divergence angle θ0 /（°）Intensity I /cdFlux utilization η /%
      Experimental valueTheoretical valueExperimental valueTheoretical valueExperimental valueTheoretical value
      Plano-convexXD160.190.430.4411275011714016.619.3
      XHP50.20.691.581.55853149104017.820.5
      XTE0.420.960.94775008220719.822.5
      XPE0.420.960.94669386947424.425.2
      TIRXD160.420.960.6112975014070087.690.0
      XHP50.21.282.932.16940009893981.490.0
      XTE0.761.741.31756258165086.490.0
      XPE0.791.801.31554385901287.990.0
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    Xueliang Kang, Tingting Ren, Ruiting Ge, Chengxiang Shi, Li Wang, Bai Zhang. Analysis of Influence of Source Parameters on Performance of Collimating Illumination System[J]. Laser & Optoelectronics Progress, 2023, 60(21): 2122001

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    Paper Information

    Category: Optical Design and Fabrication

    Received: Oct. 13, 2022

    Accepted: Nov. 15, 2022

    Published Online: Oct. 26, 2023

    The Author Email: Xueliang Kang (wnkanger@163.com)

    DOI:10.3788/LOP222774

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology