OPTICAL SYSTEM AND IMAGE PICKUP APPARATUS

United States of America

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Issued Date
Mar 6, 2025
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Aug 27, 2024
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Aug 27, 2024

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Abstract

An optical system includes, in order from an object side to an image side, a diffractive optical element having positive refractive power, and a diffractive surface with a controlled wavelength dispersion characteristic, and a lens having negative refractive power. A predetermined inequality is satisfied.

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Patent Owner(s)

Patent Owner	Address
CANON KABUSHIKI KAISHA	TOKYO TOKYO METROPOLIS

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Inventor Name	Address	# of filed Patents	Total Citations
MORI, Kentaro	Tochigi, JP	178	1379

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Maximum number of portfolios	5 (maximum)	10 (maximum)	100 (maximum)	Unlimited
Maximum number of comparisons	1 (maximum)	5 (maximum)	20 (maximum)	Unlimited

OPTICAL SYSTEM AND IMAGE PICKUP APPARATUS

Number of patents in Portfolio can not be more than 2000

United States of America

18815894

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18815894

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Importance

Abstract

First Claim

Family

Patent Owner(s)

International Classification(s)

Inventor(s)

Cited Art Landscape

Patent Citation Ranking

Forward Cite Landscape

Maintenance Fees

Full Text

Legal Events

Matter Detail

Renewals Detail

Load PAIR data

Payment Failure

Cancel Scheduled Update

Remove Watch on PAIR

Update PAIR data

PAIR load has been initiated

File History PDF

Add to Portfolio(s)

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