LENS UNIT

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20240329353A1
SERIAL NO

18623042

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A lens unit has a lens and a lens disposed from an image side toward an object side and a second lens barrel accommodating them, and the lens includes a fitting portion fitted to the lens on an image side. A fitted portion to which the fitting portion is fitted from the object side is provided on a surface on the object side of the lens. An inner peripheral-surface portion on an outer side in a radial direction of the lens on an inner peripheral surface of the second lens barrel includes fitting protrusions pressure-joined to the lens at plural spots separated in a circumferential direction. An inner peripheral-surface portion on the outer side in the radial direction of the lens includes guide protrusions for guiding the lens in an optical axis direction at plural spots separated in the circumferential direction.

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Patent Owner(s)

Patent OwnerAddress
NIDEC INSTRUMENTS CORPORATION5329 SHIMOSUWA-MACHI SUWA-GUN NAGANO 3938511 ?3938511

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
KOMIYAMA, Tadashi Nagano, JP 42 275
NAKAJIMA, Tomoaki Nagano, JP 28 75

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