Development of non-contact laser vibrometer

2nd International School and Conference Saint-Petersburg OPEN on Optoelectronics, Photonics, Engineering and Nanostructures

Kononov, I.^1 ; Velichko, E.^1,2 ; Aksenov, E.^1

Saint Petersburg State Polytechnic University, Saint Petersburg, Russia^1

Saint-Petersburg National Research University of Information Technologies, Mechanics and Optics, Saint-Petersburg, Russia^2

关键词: Laboratory models;    Laser sensor;    Laser speckle;    Laser vibrometers;    Modified scheme;    Non-contact;    Vibrometers;    Vibrometry;   

Others  :  https://iopscience.iop.org/article/10.1088/1742-6596/643/1/012035/pdf
DOI  :  10.1088/1742-6596/643/1/012035

来源: IOP

【 摘 要 】

Modified schemes of noncontact laser sensors for vibrometry are considered. The results of investigation of two laboratory models of laser speckle vibrometers are presented. Advantages and disadvantages of the vibrometer sensors are discussed.