Panasonic Intellectual Property Management Co., Ltd.

Panasonic I-pro Sensing Solutions Co., Ltd.

Tooru Tanaka

Naoyuki Haraguchi

Hiroshi Nagayasu

Takafumi Sanada

Yasuyuki Hanada

Takahisa Suzuki

Akinori Osada

Yasuyuki Takano

Yousuke Kawauchi

Ken Shimonosono

An endoscope which promotes downsizing and cost reduction, and a manufacturing method of an endoscope are provided. For this reason, in an endoscope, a lens unit containing a lens in a lens tube, an image capturing element of which an image capturing surface is covered with element cover glass, and an adhesive resin fixing the lens unit of which an optical axis of the lens is coincident with the center of the image capturing surface to the element cover glass with a separation portion are disposed.

Endoscope and manufacturing method of endoscope

An endoscope having an insertion portion to be inserted into an object to be observed, includes: a substantially tubular holder member mounted to the insertion portion and having an open front end portion including a shoulder surface surrounded by an axial wall; a lens barrel holding an objective lens system and received in the holder member; and a light-transmissive closure member fitted into a front opening defined by the axial wall, and fixed to the front opening by a bonding agent interposed between an outer circumferential surface of the closure member and an opposing inner circumferential surface of the open front end portion of the holder member, wherein a space axially adjoining the shoulder surface is defined between an outer circumferential surface of a front end portion of the lens barrel and an opposing inner circumferential surface of the holder member.

Endoscope and endoscope system

Growing community of inventors

Fukuoka, Japan

Tooru Tanaka