We report a photographic technique for fabricating small (~100-µm diam) optical pinholes with apodization that is approximately Gaussian. A key feature of our method is use of a single-mode optical fiber to create a nearly Gaussian beam of thermal light.
© 1988 Optical Society
Paul Nachman, "Fiber-optic based technique for fabricating Gaussian apodized pinholes," Appl. Opt. 27, 3074-3077 (1988)