Wiktionary

microdiaphragm

English edit

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Etymology edit

micro- +‎ diaphragm

Noun edit

microdiaphragm (plural microdiaphragms)

  1. A very small diaphragm.
    • 1989, Official Gazette of the United States Patent and Trademark Office (page 721)
      A microdiaphragm having an adjustable aperture between 0.5 and 1,000 μm comprising: a pair of separate diaphragm strips, each of said diaphragm strips comprising two plates, […]
    • 1999, Oleg V. Angelsky, ‎Steen G. Hanson, ‎Peter P. Maksimyak, Use of Optical Correlation Techniques for Characterizing Scattering Objects and Media (page 180)
      An amplitude spatial frequency filter consisting of several transparent and opaque concentric rings and having a microdiaphragm in the center is placed in the frequency plane of the objective lens.
    • 2013, Kelvin K. L. Wong, Methods in Research and Development of Biomedical Devices (page VII)
      It depends on the operation of a microdiaphragm that moves up and down to push biofluids through a channel.
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