Abstract: (2941 Views)
To reduce aberration and eliminating extremely annoying and unwanted peak caused by normal diffractive axicon form Annular Aperture, changes in design and fabrication. Which we review in this paper the impact of these changes and compared with normal diffractive axicon. These changes include removing or filtering axicon ring than replacing the pinholes with Gaussian variable radius and pinholes Gaussian distributed.
| Rights and permissions | |
 |
This work is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License. |