JOURNAL ARTICLE

Multi-frequency light source using spatial light modulator for profilometry

Abstract

A multi-frequency light source with a spatial light modulator that generated a broadband spectrum with variable interval and center frequency was demonstrated. It can carry out the arbitrary multi-frequency scan for interferometric profile measurement.

Keywords:
Spatial light modulator Broadband Optics Profilometer Interferometry Spatial frequency Frequency modulation Light source Electro-optic modulator Optical modulator Center frequency Computer science Physics Phase modulation Radio frequency Telecommunications Band-pass filter Phase noise

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Topics

Optical measurement and interference techniques
Physical Sciences →  Computer Science →  Computer Vision and Pattern Recognition
Optical Coherence Tomography Applications
Physical Sciences →  Engineering →  Biomedical Engineering
Optical Systems and Laser Technology
Physical Sciences →  Engineering →  Electrical and Electronic Engineering
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