Integrated micro-displacement sensor that can be incorporated into mini 3-dimensional actuator stage

Renshi Sawada, Eiji Higurashi, Takahiro Itoh, Mieko Tsubamoto

Research output: Contribution to journalConference articlepeer-review

1 Citation (Scopus)

Abstract

An integrated optical micro-displacement sensor was developed using beam diverging from a laser diode. This can measure the distance traveled relative to an external mirror. The measurement resolution is as low as of order of 0.01 μm. It is 0.5 by 0.5 mm. Three of these sensors are incorporated in to the 7-mm-cubic space of a 3-dimensional actuator stage to obtain the displacements in the x, y, and z directions.

Original languageEnglish
Pages (from-to)47-48
Number of pages2
JournalLEOS Summer Topical Meeting
Publication statusPublished - 1998
Externally publishedYes
EventProceedings of the 1998 IEEE/LEOS Summer Topical Meeting - Monterey, CA, USA
Duration: Jul 20 1998Jul 24 1998

All Science Journal Classification (ASJC) codes

  • Atomic and Molecular Physics, and Optics
  • Electrical and Electronic Engineering

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