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Auto focussing device and method
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posted on 2023-06-08, 09:56 authored by Mark Osborne, Harold SwerdlowThere is disclosed an apparatus for detecting the distance of a surface from a lens, for example for use in a microscope autofocus arrangement. A light beam is directed into the lens, displaced sideways from the lens axis. The displacement of the reflected beam emerging from the lens is used to determine the required distance or to operate a focussing actuator.
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Publication status
- Published
Publisher
World Intellectual Property OrganisationPublisher URL
Volume
WO0306Pages
24.0Department affiliated with
- Chemistry Publications
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- No
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- No
Legacy Posted Date
2012-02-06Usage metrics
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