Title:
LENS UNIT AND CAMERA MODULE
Document Type and Number:
Japanese Patent JP2023090032
Kind Code:
A
Abstract:
To provide a lens unit 2 that incorporates ring-shaped light-blocking members that can remove unnecessary light incident on the lens unit 2 of a camera module 1, and the camera module 1 including the unit 2.SOLUTION: A camera module 1 includes a lens unit 2 and an imaging element 9 for imaging a subject through the lens unit 2. The lens unit 2 includes a lens group composed of lenses 41, 43, 45, 47, 49 stacked in an optical axis direction X. Between the lenses 41, 43, the lenses 43, 45, and the lenses 47, 49, spacers 61a, 63, 65 are disposed. A reflection prevention film 7 is arranged on at least an end surface side of at least one of base materials 61a, 63a, 65a, which are the bodies of the spacers 61, 63, 65. The reflection prevention film 7 is 2-40 μm thick and is a spray-coated film of a liquid agent composition that includes a specific composition.SELECTED DRAWING: Figure 2
Inventors:
SAKAZUME NAOKI
Application Number:
JP2021204759A
Publication Date:
June 29, 2023
Filing Date:
December 17, 2021
Export Citation:
Assignee:
SOMAR CORP
International Classes:
G02B5/00; G02B7/02; G03B9/02