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公开(公告)号：US20240103340A1
公开(公告)日：2024-03-28
申请号：US18526641
申请日：2023-12-01
Applicant: OLYMPUS CORPORATION
Inventor： Jun SHINZATO , Seiji SAKAI
CPC classification number: G03B5/00 , A61B1/045 , G03B2205/0069
Abstract: An optical device includes: an optical system including a moving lens that moves in a direction along an optical axis; a moving frame including a first magnetic body and configured to hold the moving lens; a holding frame formed into a cylindrical shape by a non-magnetic body and configured to movably hold the moving frame on an inner circumferential surface along the optical axis, a drive unit including a magnet and configured to cause the moving frame to move in the direction along the optical axis; and second magnetic bodies arranged between the drive unit and the moving frame and configured to transmit a magnetic force of the magnet to the first magnetic body of the moving frame.
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公开(公告)号：US20210109311A1
公开(公告)日：2021-04-15
申请号：US17132414
申请日：2020-12-23
Applicant: OLYMPUS CORPORATION
Inventor： Seiji SAKAI
Abstract: An endoscope has a configuration in which a wire guide tube is configured as a tube consecutively formed of polyetheretherketone from one end side to another end side, an opening penetrating is provided in a radial direction at part of a wall portion of a second coupling member into which an end part of the wire guide tube is inserted, a concave portion corresponding to the opening is provided at an outer peripheral surface of the end part of the wire guide tube, and a bonding agent integrally fills the opening and the concave portion to connect the wire guide tube and a coupling portion (the second coupling member).
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公开(公告)号：US20160266373A1
公开(公告)日：2016-09-15
申请号：US15158752
申请日：2016-05-19
Applicant: OLYMPUS CORPORATION
Inventor： Seiji SAKAI
CPC classification number: G02B23/2476 , A61B1/00 , A61B1/00114 , A61B1/0052 , A61B1/04 , A61B1/05 , A61B1/0676 , G02B7/02 , G02B13/00 , G02B23/24 , G02B23/243 , G02B23/2446 , H04N5/2256 , H04N2005/2255
Abstract: An image pickup unit includes an objective lens unit, cover glass fixed on a light receiving surface of an image pickup device, a circular optical member stuck to a front end face of the cover glass and having a diameter smaller than a diagonal line length of the cover glass, a holding frame having a circular fitting hole in which the optical member is fit from a rear, a first light blocking member disposed in a front of the optical member, and a second light blocking member disposed between a rear end face of the optical member and a front end face of the cover glass.
Abstract translation: 一种图像拾取单元，包括：物镜单元，固定在图像拾取装置的光接收表面上的盖玻璃;固定在所述盖玻璃的前端面上的直径小于所述盖玻璃的对角线长度的圆形光学构件 盖玻璃，具有圆形装配孔的保持框架，光学构件从后部装配在其中，第一遮光构件设置在光学构件的前部，第二遮光构件设置在第二遮光构件的后端面之间， 光学构件和盖玻璃的前端面。
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