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Journals >Acta Optica Sinica >Volume 16 >Issue 2 >Page 252 > Article

Acta Optica Sinica
Vol. 16, Issue 2, 252 (1996)

Ultralow Speed Measurement by Laser Doppler Velocimetry

[in Chinese]¹, [in Chinese]¹, and [in Chinese]²

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¹[in Chinese]

²[in Chinese]

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[in Chinese], [in Chinese], [in Chinese]. Ultralow Speed Measurement by Laser Doppler Velocimetry[J]. Acta Optica Sinica, 1996, 16(2): 252 Copy Citation Text

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Abstract

A ultralow speed measurement system and the experimental results are reported. Its optical system is a four beam two focus differential laser Doppler velocimetry system (LDV) and the signal processing system uses a dynamic phasemeter. The measurement range can be from 1 nm/s to 300 mm/s.

Keywords

ultralow speed measuroment laser Doppler velocimetry

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[in Chinese], [in Chinese], [in Chinese]. Ultralow Speed Measurement by Laser Doppler Velocimetry[J]. Acta Optica Sinica, 1996, 16(2): 252

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