公开(公告)号：US20250025909A1

公开(公告)日：2025-01-23

申请号：US18274158

申请日：2022-02-14

Applicant: HOYA LENS THAILAND LTD.

Inventor： Satoshi ANNAKA

IPC: B05C13/02 ,  B05C3/10

Abstract: A holding jig which is capable of holding any of optical elements of various shapes or sizes, and free of causing deformation or damage of the optical elements. A holding jig for holding an optical element includes: a base; first, second and third holding parts which hold the periphery of a lens substrate; a first arm to which the first holding part is attached and which is provided to the base swingably about a pivot; a torsion spring biasing the first arm in a first swinging direction such that the first holding part is urged toward the lens substrate; and an arm locking mechanism configured to lock the swinging of the first arm.

公开(公告)号：US20180299586A1

公开(公告)日：2018-10-18

申请号：US16014102

申请日：2018-06-21

Applicant: HOYA LENS THAILAND LTD.

Inventor： Shigeki OOKUBO ,  Satoshi ANNAKA ,  Masayoshi KAWADA ,  Kazuhito YAMANOUCHI ,  Shuji NAITO

IPC: G02B1/11 ,  G02B1/14 ,  G02C7/02 ,  G06Q30/06 ,  C09D11/037 ,  B41M3/00

Abstract: Provided is an optical component or the like having a stealth mark that is invisible under visible light and is visible under light of a predetermined wavelength. An optical component includes a stealth mark that is invisible under the visible light and visible under the predetermined wavelength, and the stealth mark includes an impregnated region formed from a fluorescent coloring material, and the stealth mark is integrated into the optical component such that an outermost surface of the stealth mark is flush with a surface of the optical component.