Low-frequency vibration measurement with a backscatter-modulated laser diode

Jing Zhang; Qingming Luo; Shaoqun Zeng; Hui Gong; Weiguo Chen

doi:10.1117/12.341441

4 March 1999 Low-frequency vibration measurement with a backscatter-modulated laser diode

Jing Zhang, Qingming Luo, Shaoqun Zeng, Hui Gong, Weiguo Chen

Proceedings Volume 3726, Saratov Fall Meeting '98: Light Scattering Technologies for Mechanics, Biomedicine, and Material Science; (1999) https://doi.org/10.1117/12.341441
Event: Saratov Fall Meeting '98: Light Scattering Technologies for Mechanics, Biomedicine, and Material Science, 1998, Saratov, Russian Federation

Abstract

To measure low frequency small displacement vibration, we develop a non-contact sensor based on the optical feedback effect in a laser diode. The principle and experiment setup are described. Experimental results show that the sensor is sensitive to vibration in the micrometer range.

Citation Download Citation

Jing Zhang, Qingming Luo, Shaoqun Zeng, Hui Gong, and Weiguo Chen "Low-frequency vibration measurement with a backscatter-modulated laser diode", Proc. SPIE 3726, Saratov Fall Meeting '98: Light Scattering Technologies for Mechanics, Biomedicine, and Material Science, (4 March 1999); https://doi.org/10.1117/12.341441

ACCESS THE FULL ARTICLE

INSTITUTIONAL
Select your institution to access the SPIE Digital Library.

SELECT YOUR INSTITUTION

PERSONAL
Sign in with your SPIE account to access your personal subscriptions or to use specific features such as save to my library, sign up for alerts, save searches, etc.

PERSONAL SIGN IN

No SPIE Account? Create one

PURCHASE THIS CONTENT

SUBSCRIBE TO DIGITAL LIBRARY

50 downloads per 1-year subscription

Members: $195

Non-members: $335 ADD TO CART

25 downloads per 1 - year subscription

Members: $145

Non-members: $250 ADD TO CART

PURCHASE SINGLE ARTICLE

Includes PDF, HTML & Video, when available