Acta Optica Sinica, Volume. 40, Issue 20, 2011003(2020)

LED Ring Array Design for Uniform Illumination Imaging in Machine Vision

Chenyang Shi1 and Yandan Lin1,2、*
Author Affiliations
  • 1Institute for Electric Light Sources, School of Information Science and Technology, Fudan University, Shanghai 200433, China
  • 2Academy for Engineering & Technology, Fudan University, Shanghai 200433, China;
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    References(26)

    [4] Tarabanis K A, Allen P K, Tsai R Y. A survey of sensor planning in computer vision[J]. IEEE Transactions on Robotics and Automation, 11, 86-104(1995).

    [5] Yi S K, Haralick R M, Shapiro L G. Optimal sensor and light source positioning for machine vision[J]. Computer Vision and Image Understanding, 61, 122-137(1995).

    [6] Zhu Z M, Liu H, Chen S M. The design of diffuse reflective free-form surface for indirect illumination with high efficiency and uniformity[J]. IEEE Photonics Journal, 7, 1-10(2015).

    [8] Pimputkar S, Speck J S. DenBaars S P, et al. Prospects for LED lighting[J]. Nature Photonics, 3, 180-182(2009).

    [10] Dong J T, Lu R S, Shi Y Q et al. Optical design of color light-emitting diode ring light for machine vision inspection[J]. Optical Engineering, 50, 043001(2011).

    [12] Marchand E. Control camera and light source positions using image gradient information. [C]//Proceedings 2007 IEEE International Conference on Robotics and Automation, April 10-14, 2007, Roma, Italy. New York: IEEE, 417-422(2007).

    [13] Li H T, Chen S C, Han Y J et al. A fast feedback method to design easy-molding freeform optical system with uniform illuminance and high light control efficiency[J]. Optics Express, 21, 1258-1269(2013).

    [14] Taguchi G, Yokoyama Y, Wu Y[2020-06-01]. Taguchi methods, design of experiments [2020-06-01].https://www.researchgate.net/publication/292446196_Taguchi_Methods_Design_of_experiments..

    [16] Shi C Y. Optical design and optimazation of cured surface LED array based on Taguchi method[D]. Guangzhou: South China University of Technology(2016).

    [17] Shen H L, Xin J H. Spectral characterization of a color scanner by adaptive estimation[J]. Journal of the Optical Society of America. A, Optics, Image Science, and Vision, 21, 1125-1130(2004).

    [18] Cook R L, Torrance K E. A reflectance model for computer graphics[J]. ACM SIGGRAPH Computer Graphics, 15, 307-316(1981).

    [19] Wu X J, Gao G M. LED light design method for high contrast and uniform illumination imaging in machine vision[J]. Applied Optics, 57, 1694-1704(2018).

    [20] Huang K. Study on measurement methods of road lighting[D]. Chongqing: Chongqing University(2006).

    [21] Wu F P, Li S P, Zhang X M et al. A design method for LEDs arrays structure illumination[J]. Journal of Display Technology, 12, 1177-1184(2016).

    [22] Moreno I, Muñoz J, Ivanov R. Uniform illumination of distant targets using a spherical light-emitting diode array[J]. Optical Engineering, 46, 033001(2007).

    [23] Moreno I, Avendano-Alejo M, Tzonchev R I. Designing light-emitting diode arrays for uniform near-field irradiance[J]. Applied Optics, 45, 2265-2272(2006).

    [24] Shi C Y, Wen S S, Chen Y C. Study on curved surface LED array illumination problem based on taguchi method[J]. Chinese Journal of Luminescence, 36, 651-656(2015).

    [25] Lin C F, Wu C C, Yang P H et al. Application of Taguchi method in light-emitting diode backlight design for wide color gamut displays[J]. Journal of Display Technology, 5, 323-330(2009).

    [26] Ramane D, Shaligram A. Optimization of multi-element LED source for uniform illumination of plane surface[J]. Optics Express, 19, A639-A648(2011).

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    Chenyang Shi, Yandan Lin. LED Ring Array Design for Uniform Illumination Imaging in Machine Vision[J]. Acta Optica Sinica, 2020, 40(20): 2011003

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    Paper Information

    Category: Imaging Systems

    Received: Jun. 2, 2020

    Accepted: Jul. 10, 2020

    Published Online: Oct. 12, 2020

    The Author Email: Lin Yandan (ydlin@fudan.edu.cn)

    DOI:10.3788/AOS202040.2011003

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