Dual transducer photoelastic modulator

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11054672
APP PUB NO 20190171042A1
SERIAL NO

16206398

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Abstract

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An apparatus includes a photoelastic modulator (PEM) optical element including a first driving axis and a second driving axis arranged at a selected angle with respect to each other and perpendicular to an optical axis, wherein the first driving axis and the second driving axis extend respective predetermined non-equal lengths that correspond to respective predetermined non-equal natural first and second PEM frequencies f1 and f2. Methods of manufacture and operation are also disclosed.

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Patent Owner(s)

Patent OwnerAddress
HINDS INSTRUMENTS INC7245 NE EVERGREEN PARKWAY HILLSBORO OR 97124

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Freudenthal, John Portland, US 6 10
Wang, Baoliang Portland, US 35 232

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