Presentation 2012-03-16
Development of reflection type optical displacement sensor unit for underwater use
Masataka SHINBA, Jun HASEGAWA,
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Abstract(in English) An reflection type optical displacement sensor unit for underwater use was developed to realize simultaneous multi-point measurements of the vibrating underwater object for visualization of its vibration distribution as a 3D animation. Optical design of the previously developed sensor used in the air was modified for underwater use. The housing of the sensor unit was waterproofed. And, by redesigning its electronic circuit, its frequency band-width was expanded up to 1MHz, while its displacement resolution of 10nm was same as that of the previous system.
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Keyword(in English) optical displacement sensor / vibration distribution measurement for underwater / calibration / optical fiber / visualization
Paper # EA2011-124
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Committee EA
Conference Date 2012/3/9(1days)
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Registration To Engineering Acoustics (EA)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Development of reflection type optical displacement sensor unit for underwater use
Sub Title (in English)
Keyword(1) optical displacement sensor
Keyword(2) vibration distribution measurement for underwater
Keyword(3) calibration
Keyword(4) optical fiber
Keyword(5) visualization
1st Author's Name Masataka SHINBA
1st Author's Affiliation Electronics and Information Science Course, Takushoku University Graduate School()
2nd Author's Name Jun HASEGAWA
2nd Author's Affiliation Electronics and Information Science Course, Takushoku University Graduate School
Date 2012-03-16
Paper # EA2011-124
Volume (vol) vol.111
Number (no) 490
Page pp.pp.-
#Pages 6
Date of Issue