Researching | Automatic Spot Location and Extraction Algorithm for Grating Wavefront Curvature Sensor

Laser & Optoelectronics Progress, Volume. 56, Issue 22, 220101(2019)

Automatic Spot Location and Extraction Algorithm for Grating Wavefront Curvature Sensor

Qifeng Xu and Bo Chen^*

Author Affiliations

College of Electrical Engineering, North China University of Science and Technology, Tangshan, Hebei 063210, China

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References (14)

Paper Information

References(14)

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[2] Crass J, King D. MacKay C. The AOLI low-order non-linear curvature wavefront sensor: laboratory and on-sky results[J]. Proceedings of SPIE, 9148, 91482C(2014). http://www.spie.org/x648.xml?product_id=2056137

[3] Torti C, Gruppetta S, Diaz-Santana L. Wavefront curvature sensing for the human eye[J]. Journal of Modern Optics, 55, 691-702(2008).

[4] Jiang Z F, Xi F J, Xu X J et al. Theory and applications of defocus grating wavefront curvature sensing[J]. Chinese Journal of Lasers, 37, 205-210(2010).

[5] Blanchard P M, Fisher D J, Woods S C et al. Phase-diversity wave-front sensing with a distorted diffraction grating[J]. Applied Optics, 39, 6649-6655(2000). http://europepmc.org/abstract/MED/18354679

[6] Chen B, Yang J, Li X Y et al. Phase grating wavefront curvature sensor based on liquid crystal spatial light modulator[J]. Laser & Optoelectronics Progress, 52, 082301(2015).

[7] Chen B, Yang J, Li X Y et al. Modal control technique of adaptive optics with wavefront curvature sensing[J]. Acta Optica Sinica, 36, 0201002(2016).

[8] Li C L, Hu X Q. Study on centroid-of-correlation-function approach for estimating sub-image shifts in extended scene Shack-Hartmann wavefront sensor[J]. Acta Optica Sinica, 37, 0928003(2017).

[9] Wang L L, Hu Z W, Ji H X. Laser spot center location algorithm based on Gaussian fitting[J]. Journal of Applied Optics, 33, 985-990(2012).

[10] Li T T, Yang F, Li S G et al. Extraction method of line-structured light stripe center based on Gauss-Lorenz decomposition peak fitting[J]. Laser & Optoelectronics Progress, 56, 071201(2019).

[11] Otsu N. A threshold selection method from gray-level histograms[J]. IEEE Transactions on Systems, Man, and Cybernetics, 9, 62-66(1979). http://ieeexplore.ieee.org/document/4310076/

[12] Li Q, Tang H, Chi J N et al. Gesture segmentation with improved maximum between-cluster variance algorithm[J]. Acta Automatica Sinica, 43, 528-537(2017).

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Qifeng Xu, Bo Chen. Automatic Spot Location and Extraction Algorithm for Grating Wavefront Curvature Sensor[J]. Laser & Optoelectronics Progress, 2019, 56(22): 220101

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Paper Information

Category: Atmospheric Optics and Oceanic Optics

Received: Apr. 18, 2019

Accepted: May. 13, 2019

Published Online: Nov. 2, 2019

The Author Email: Chen Bo (chenbo182001@163.com)

DOI:10.3788/LOP56.220101

Topics

laser devices and laser physics

Lasers and Laser Optics

laser manufacturing

Instrumentation, Measurement and Metrology