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A survey of laser beam deflection techniques
1Bayside Laboratory, General Telephone and Electronics Laboratories, Inc., Bayside, NY, USA.
Applied Optics
|January 9, 2010
Summary
This review covers high-speed optical beam deflection and scanning methods, evaluating various external deflector technologies for precision applications. It assesses capabilities in resolution and scanning frequency for advanced optical systems.
Area of Science:
- Optics and Photonics
- Optical Engineering
Background:
- Optical beam deflection and scanning are critical for various applications.
- Existing methods face limitations in achieving both high resolution and high speed.
Purpose of the Study:
- To review and evaluate methods for high-resolution, high-speed optical beam deflection and scanning.
- To assess the capabilities of different external deflector devices.
Main Methods:
- Review of external deflector devices categorized into variable reflectors, variable refractors, birefringent deflectors, and interference deflectors.
- Evaluation based on resolution and scanning frequency.
Main Results:
- Analysis of different deflector types regarding their performance in resolution and scanning speed.
- Identification of techniques suitable for high-speed, high-resolution, precision scanning.
Conclusions:
- External deflector technologies offer diverse approaches to optical beam manipulation.
- The choice of deflector depends on specific application requirements for speed and resolution.
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