OPTICAL SYSTEM AND MAGNIFYING DEVICE

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United States of America Patent

APP PUB NO 20190265466A1
SERIAL NO

16409158

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An optical system and a magnifying device including the optical system are described. The optical system includes a reflective polarizer, a partial reflector, and a retarder disposed between the reflective polarizer and the partial reflector. The reflective polarizer is curved about two orthogonal axes and includes at least one layer that is substantially optically uniaxial at at least one location.

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Patent Owner(s)

Patent OwnerAddress
3M INNOVATIVE PROPERTIES COST PAUL MN 55133-3427

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ambur, Gregg A River Falls, US 55 965
McDowell, Erin A Afton, US 81 984
Ouderkirk, Andrew J Kirkland, US 421 17059
Wong, Timothy L St. Paul, US 99 1219
Yun, Zhisheng Woodbury, US 118 1379

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