[1] Liu H C. High uniformity LED panel-light for plant lighting[J]. China Illuminating Engineering Journal, 29, 8-9(2018).

[2] Fu M, Wen S S, Chen H W et al. LSD analysis based on multiple LED light quality ratio on growth of aloe[J]. Chinese Journal of Luminescence, 37, 366-371(2016).

[3] Liu T, Liu W, Ma J S. Distribution design method for LED plant light source with tunable ratio of red/blue photons[J]. Transactions of the Chinese Society of Agricultural Engineering, 30, 154-159(2014).

[4] Zeng Y, Zhao H F, Duan W J. Design of optical system with illumination uniform and high distance-height ratio based on double freeform-surface[J]. Acta Optica Sinica, 40, 2422001(2020).

[5] Yan X T, Yang J F, Zhang G Q et al. Design of freeform surface LED reflectors for uniform illumination based on compensation method[J]. Infrared and Laser Engineering, 41, 718-723(2012).

[6] Hao J, Liu H, Sun Q et al. Optimization of freeform surface lens for collimating illumination of LED[J]. Laser & Optoelectronics Progress, 51, 032302(2014).

[7] Liang Y Q, Wen S S, Ma B X et al. Research on uniformity of LED array type plant light source[J]. Optical Technique, 43, 343-347(2017).

[8] Wu L B, Cao L, Chen M X et al. Study on uniformity of LED lights in plant growth chamber[J]. China Illuminating Engineering Journal, 26, 104-109(2015).

[9] Huang D, Feng Q B, Tang T et al. Design method for surface energy mapping optimization based on extended light source[J]. Acta Optica Sinica, 39, 1222003(2019).

[10] Fang Y, Ji H F, Ji H H et al. Design of high illumination uniformity LED luminaires for plant tissue culture[J]. China Light & Lighting, 1-5(2014).

[11] Chen H W, Wen S S, Ma B X et al. Design of plant lighting LED lamp with freeform surface substrate based on light quantum theory[J]. Acta Optica Sinica, 37, 0222001(2017).

[12] Jin X L, Wen S S, Ma B X et al. Design of high uniformity LED plant lamp[J]. Chinese Journal of Luminescence, 39, 1466-1477(2018).

[13] Zhang S, Wen S S, Ma B X et al. High uniformity LED panel-light for plant lighting[J]. Chinese Journal of Luminescence, 39, 403-413(2018).

[14] Jiao F Y, Wen S S, Ma B X et al. Design of stereo LED plant light source system with high spatial illumination uniformity[J]. Acta Optica Sinica, 40, 1822002(2020).

[15] Zhang B, Wen S S, Ma B X et al. Design of plant light source system based on multi-light source module[J]. Acta Optica Sinica, 40, 1923001(2020).

[16] Xu B C, Jiang H X, Chen Z D et al. Design of new car-reflectors based on Zemax[J]. Optical Instruments, 41, 27-35(2019).

[17] Han M, Ye Z N, Shi Y Q et al. Research and design of novel double-layer TIR lens for LED source array[J]. Electronic Science and Technology, 30(2017).

[18] Huang B Y, Lin Z X, Chen E G et al. Design and implementation of optical coupling module in side-LED backlight system[J]. Acta Optica Sinica, 36, 0222003(2016).

[19] Gao D, Zhuang X B, Han Q Y et al. Measurement method and lighting design in plant lighting[J]. China Light & Lighting, 33-38(2016).