Paul R. Spyak
Abstract
Simple methods are presented for aligning beam expanders, pinholes, and crosshairs to laser beams. The reliability of these methods illustrates that often these procedures can be greatly simplified by observing the laser beam downstream from the element being aligned.
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Simple methods are presented for aligning beam expanders, pinholes, and crosshairs to laser beams. The reliability of these methods illustrates that often these procedures can be greatly simplified by observing the laser beam downstream from the element being aligned.
Key concepts: Optics, Laser beams, Beam expander, Pinhole (optics), Materials science, Beam (structure), Laser, Light beam