Main > Acta Optica Sinica >  Volume 40 >  Issue 21 >  Page 2131002 > Article
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  • Received: Jun. 30, 2020

    Accepted: Jul. 24, 2020

    Posted: Nov. 1, 2020

    Published Online: Oct. 17, 2020

    The Author Email: Huang Hongyu (huanghyfilm@126.com)

    DOI: 10.3788/AOS202040.2131002

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    Xiuhua Fu, Hongyu Huang, Jing Zhang, Gong Zhang, Shiping Yin, Kewu Liu. Anti-Reflection Protective Film of Chalcogenide Glass Substrate and Its Environmental Adaptability[J]. Acta Optica Sinica, 2020, 40(21): 2131002

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Theoretical reflectivity after optimization. (a) Anti-reflection protective film; (b) anti-reflection film

Fig. 1. Theoretical reflectivity after optimization. (a) Anti-reflection protective film; (b) anti-reflection film

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Sample with film falling off at 140 ℃

Fig. 2. Sample with film falling off at 140 ℃

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Relationship between thermal stress of germanium material and temperature difference

Fig. 3. Relationship between thermal stress of germanium material and temperature difference

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Enlarged view of DLC film prepared at 15 Pa

Fig. 4. Enlarged view of DLC film prepared at 15 Pa

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Raman spectra of DLC film. (a) Comparison; Gaussian fitting diagrams under different pressures of (b) 5 Pa, (c) 10 Pa and (d) 15 Pa

Fig. 5. Raman spectra of DLC film. (a) Comparison; Gaussian fitting diagrams under different pressures of (b) 5 Pa, (c) 10 Pa and (d) 15 Pa

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DLC films prepared at different pressures. (a) Micrograph of DLC film prepared at 10 Pa; (b) sample with DLC film falling off at 5 Pa

Fig. 6. DLC films prepared at different pressures. (a) Micrograph of DLC film prepared at 10 Pa; (b) sample with DLC film falling off at 5 Pa

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Surface diagram tested by Zygo interferometer. (a) Uncoated chalcogenide glass substrate; (b) DLC film prepared at pressure of 15 Pa; (c) DLC film prepared at pressure of 5 Pa

Fig. 7. Surface diagram tested by Zygo interferometer. (a) Uncoated chalcogenide glass substrate; (b) DLC film prepared at pressure of 15 Pa; (c) DLC film prepared at pressure of 5 Pa

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DLC film after severe abrasion test. (a) Enlarged view; (b) sample

Fig. 8. DLC film after severe abrasion test. (a) Enlarged view; (b) sample

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Comparison between designed and actual test results. (a) One side reflectivity of anti-reflection protective film; (b) double side transmittance of anti-reflection film and anti-reflection protective film

Fig. 9. Comparison between designed and actual test results. (a) One side reflectivity of anti-reflection protective film; (b) double side transmittance of anti-reflection film and anti-reflection protective film

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