Chaoxiong Yang, Haibo Jiang, Xiuhui Sun, Yi Liu, Zheng Yang, Qipeng Fang, Shaoyun Yin. Fabrication of Holographic Diffuser with Large Scattering Angle Realized by Multi-Angle Speckle Exposure[J]. Acta Optica Sinica, 2021, 41(16): 1609001
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- Acta Optica Sinica
- Vol. 41, Issue 16, 1609001 (2021)
Fig. 1. Light scattering of random rough surface
Fig. 2. Distribution curves of average scattering intensity of holographic diffuser with scattering angle
Fig. 3. Fabrication and test of holographic diffuser based on multi-angle exposure. (a) Light path of fabricating diffuser; (b) photograph of holographic diffuser and SEM picture of microstructure; (c) scattering of red light and blue light irradiation
Fig. 4. Comparison of test and theoretical results
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Table 1. Evaluation parameters of holographic diffuser
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