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Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. Experimental pattern of interference of vortex laser beam (with different optical.

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Presentation on theme: "Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. Experimental pattern of interference of vortex laser beam (with different optical."— Presentation transcript:

1 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. Experimental pattern of interference of vortex laser beam (with different optical topological charges) with an obliquely incident input beam in the near field, (a) α=1, (b) α=2, (c) α=3. Figure Legend: From: Study on the generation of a vortex laser beam by using phase-only liquid crystal spatial light modulator Opt. Eng. 2013;52(9):091721-091721. doi:10.1117/1.OE.52.9.091721

2 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. Far field intensity distribution of the vortex laser beam with different optical topological charge, (a) α=1, (b) α=2, (c) α=3. Figure Legend: From: Study on the generation of a vortex laser beam by using phase-only liquid crystal spatial light modulator Opt. Eng. 2013;52(9):091721-091721. doi:10.1117/1.OE.52.9.091721

3 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. Near field intensity distribution of Gaussian vortex laser beam with different optical topological charge, (a) α=1, (b) α=2, (c) α=3. Figure Legend: From: Study on the generation of a vortex laser beam by using phase-only liquid crystal spatial light modulator Opt. Eng. 2013;52(9):091721-091721. doi:10.1117/1.OE.52.9.091721

4 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. Intensity distribution of the input beam. Figure Legend: From: Study on the generation of a vortex laser beam by using phase-only liquid crystal spatial light modulator Opt. Eng. 2013;52(9):091721-091721. doi:10.1117/1.OE.52.9.091721

5 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. Numerical simulation pattern of interference of hollow Gaussian vortex laser beam (with different optical topological charge) with an oblique incident (3 mrad) input beam in the near field. Figure Legend: From: Study on the generation of a vortex laser beam by using phase-only liquid crystal spatial light modulator Opt. Eng. 2013;52(9):091721-091721. doi:10.1117/1.OE.52.9.091721

6 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. Intensity and phase distributions of hollow Gaussian vortex laser beam with different optical topological charge, (a) near field intensity distribution, (b) far field intensity distribution, (c) phase distribution. Figure Legend: From: Study on the generation of a vortex laser beam by using phase-only liquid crystal spatial light modulator Opt. Eng. 2013;52(9):091721-091721. doi:10.1117/1.OE.52.9.091721

7 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. Intensity distributions of hollow Gaussian and hollow Gaussian vortex laser beams, (a) near field intensity distribution, (b) far field intensity distribution. Figure Legend: From: Study on the generation of a vortex laser beam by using phase-only liquid crystal spatial light modulator Opt. Eng. 2013;52(9):091721-091721. doi:10.1117/1.OE.52.9.091721

8 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. Numerical simulation pattern of interference of Gaussian vortex laser beam (with different optical topological charge) with an oblique incident input beam (3 mrad) in the near field. Figure Legend: From: Study on the generation of a vortex laser beam by using phase-only liquid crystal spatial light modulator Opt. Eng. 2013;52(9):091721-091721. doi:10.1117/1.OE.52.9.091721

9 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. Intensity and phase distributions of Gaussian vortex laser beam with different optical topological charges, (a) near field intensity distribution, (b) far field intensity distribution, (c) phase distribution. Figure Legend: From: Study on the generation of a vortex laser beam by using phase-only liquid crystal spatial light modulator Opt. Eng. 2013;52(9):091721-091721. doi:10.1117/1.OE.52.9.091721

10 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. Experimental setup and spiral phase screen for generating vortex laser beam, (a) experimental setup, (b) spiral phase screen. Figure Legend: From: Study on the generation of a vortex laser beam by using phase-only liquid crystal spatial light modulator Opt. Eng. 2013;52(9):091721-091721. doi:10.1117/1.OE.52.9.091721

11 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. Phase wrapping and real phase profile due to fringing fields. Figure Legend: From: Study on the generation of a vortex laser beam by using phase-only liquid crystal spatial light modulator Opt. Eng. 2013;52(9):091721-091721. doi:10.1117/1.OE.52.9.091721

12 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. Phase distributions of the spiral phase screen for generating vortex laser beam, (a) α=1, (b) α=2, (c) α=3. Figure Legend: From: Study on the generation of a vortex laser beam by using phase-only liquid crystal spatial light modulator Opt. Eng. 2013;52(9):091721-091721. doi:10.1117/1.OE.52.9.091721

13 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. Phase distributions of the spiral phase screen for generating vortex laser beam, (a) α=0.85, (b) α=1.7, (c) α=2.55. Figure Legend: From: Study on the generation of a vortex laser beam by using phase-only liquid crystal spatial light modulator Opt. Eng. 2013;52(9):091721-091721. doi:10.1117/1.OE.52.9.091721

14 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. Near field intensity distributions of the generated vortex laser beams, (a) α=0.85, (b) α=1.7, (c) α=2.55. Figure Legend: From: Study on the generation of a vortex laser beam by using phase-only liquid crystal spatial light modulator Opt. Eng. 2013;52(9):091721-091721. doi:10.1117/1.OE.52.9.091721

15 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. Far field intensity distributions of the generated vortex laser beams, (a) α=0.85, (b) α=1.7, (c) α=2.55. Figure Legend: From: Study on the generation of a vortex laser beam by using phase-only liquid crystal spatial light modulator Opt. Eng. 2013;52(9):091721-091721. doi:10.1117/1.OE.52.9.091721

16 Date of download: 6/23/2016 Copyright © 2016 SPIE. All rights reserved. Numerical simulation pattern of interference of the Gaussian vortex laser beam (generated by using different spiral phase screen) with an obliquely incident (4 mrad) input beam in the near field, (a) α=0.85, (b) α=1.7, (c) α=2.55. Figure Legend: From: Study on the generation of a vortex laser beam by using phase-only liquid crystal spatial light modulator Opt. Eng. 2013;52(9):091721-091721. doi:10.1117/1.OE.52.9.091721


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