• Acta Photonica Sinica
  • Vol. 49, Issue 3, 0322003 (2020)
Jian-biao ZHOU, Mu-yang ZHANG, and Yan-mei LIANG*
Author Affiliations
  • Institute of Modern Optics, Nankai University, Tianjin 300350, China
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    DOI: 10.3788/gzxb20204903.0322003 Cite this Article
    Jian-biao ZHOU, Mu-yang ZHANG, Yan-mei LIANG. Correction Methods of Adjustment Errors for the Parallel Plate-based Lateral-shearing Interferometer[J]. Acta Photonica Sinica, 2020, 49(3): 0322003 Copy Citation Text show less
    Schematic diagram of the parallel plate-based lateral-shearing interferometer
    Fig. 1. Schematic diagram of the parallel plate-based lateral-shearing interferometer
    Flow chart of adjustment of the angle error of the parallel plate
    Fig. 2. Flow chart of adjustment of the angle error of the parallel plate
    Experimental setup and shearing interferograms
    Fig. 3. Experimental setup and shearing interferograms
    Relationship between the angle error of the parallel plate and Δa6
    Fig. 4. Relationship between the angle error of the parallel plate and Δa6
    Repeatability of relationship between the angle error of the parallel plate and Δa6
    Fig. 5. Repeatability of relationship between the angle error of the parallel plate and Δa6
    Relationship between the angle error and Δa6 with different number of fitting terms
    Fig. 6. Relationship between the angle error and Δa6 with different number of fitting terms
    Zernike terms6 terms13 terms20 terms
    Relationship of Δa6and δΔa6-6=-7.678×10-5·δ-4.089×10-6Δa6-13=-7.736×10-5·δ-2.7×10-4Δa6-20=-8.239×10-5·δ-3.7×10-4
    R20.999 70.999 60.999 6
    Angle error at δ=00.02″1.19″1.63″
    Table 1. Comparison of fitting results using different number of terms
    Jian-biao ZHOU, Mu-yang ZHANG, Yan-mei LIANG. Correction Methods of Adjustment Errors for the Parallel Plate-based Lateral-shearing Interferometer[J]. Acta Photonica Sinica, 2020, 49(3): 0322003
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