In process laser beam position sensing

S. L. Chen, L. Li, P. Modern, W. M. Steen

Research output: Contribution to journalConference articlepeer-review

5 Citations (Scopus)

Abstract

The case of in process sensing is one of the strengths of laser material processing both in the variety of signals from the process and range of techniques for beam guidance. If the beam could be stabilized at a given location automatically this would be equivalent to relocating the laser beam. Automatic laser beam position sensing is the first step toward this goal. Methods of beam sensing without beam blocking are reviewed and a new device described in this paper. This device is based on a beam splitter and a rotating slot.

Original languageEnglish
Pages (from-to)123-134
Number of pages12
JournalProceedings of SPIE - The International Society for Optical Engineering
Volume1502
DOIs
Publication statusPublished - 1991 Oct 1
EventIndustrial and Scientific Uses of High-Power Lasers 1991 - The Hague, Netherlands
Duration: 1991 Mar 111991 Mar 15

All Science Journal Classification (ASJC) codes

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics
  • Computer Science Applications
  • Applied Mathematics
  • Electrical and Electronic Engineering

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