A plenoptic endoscope includes a fiber bundle with a distal end configured to receive light from a target imaging region, a sensor end disposed opposite the distal end, and a plurality of fiber optic strands each extending from the distal end to the sensor end. The plenoptic endoscope also includes an image sensor coupled to the sensor end of the fiber bundle, and a plurality of microlenses disposed between the image sensor and the sensor end of the fiber bundle, the plurality of microlens elements forming an array that receives light from one or more of the plurality of fiber optic strands of the fiber bundle and directs the light onto the image sensor. The plurality of microlens elements and the image sensor together form a plenoptic camera configured to capture information about a light field emanating from the target imaging region.

A tip part (2) for forming a tip of a disposable insertion endoscope (1), the tip part comprising an exterior housing (9) having an open proximal end (9a) for connection to other parts of the endoscope, the housing further having a distal front wall (11) and a circumferential housing wall (12), the circumferential housing wall extending a total housing length H in a proximal direction from the distal front wall to the proximal end of the housing, the distal front wall and the circumferential housing wall enclosing an interior spacing (24) of the tip part; a camera assembly able to provide an image from light received from an object to be investigated; and a tube insertion sleeve (38) provided within the interior spacing and fixed in relation to the distal front wall, the tube insertion sleeve being formed by a circumferential tube sleeve wall (39) that extends a total tube sleeve length S from the distal front wall of the housing to a proximal end of the tube insertion sleeve so that the tube insertion sleeve comprises an open proximal end; wherein the distal front wall has a fluid opening (10, 16a, 16b, 17) which is aligned with a distal end of the tube insertion sleeve, a proximal surface of the distal front wall surrounding the fluid opening to provide a tube abutment surface (40); whereby a tube (13, 21, 22, 23) can be inserted through the proximal end of the tube insertion sleeve until a distal end of the tube abuts the tube abutment surface, whereby the distal end of the tube is positioned to allow fluid flow through the tube to and through the fluid opening. Furthermore a method of manufacture of the tip part is disclosed.

An endoscopic camera system having an optical assembly; a first color image sensor transmitting a first low dynamic range image; a second color image sensor transmitting a second low dynamic range image; a monochrome image sensor transmitting a monochrome image; an HDR processor coupled to the first color image sensor and the second color image sensor for receiving the first low dynamic range image and the second low dynamic range image, the HDR processor being configured to combine the first low dynamic range image and the second dynamic range image into a high dynamic range image; and a combiner coupled to the HDR processor and the monochrome image sensor, the combiner being configured to combine the high dynamic range image with the monochrome image.

A surface mounted assembly is provided and includes a surface mounted device, a cable and a circuit board. The circuit board includes a first outer side and a second outer side opposite to first outer side, and a conductive hole structure. The cable is inserted into the conductive hole structure from the first outer side of the circuit board and affixed with and electrically connected to the conductive hole structure to locate a terminal of the cable between the first outer side and the second outer side of the circuit board. The surface mounted device is mounted on the second outer side of the circuit board. An electrical connecting component of the surface mounted device and the terminal of the cable are affixed with and electrically connected to the conductive hole structure and electrically connected to each other by the conductive hole structure. Furthermore, an endoscope is provided.

The method for calibrating an endoscope is a method for calibrating an endoscope having a curved portion capable of being driven by bending, and includes: an arrangement step of suspending and arranging a distal end portion of the endoscope including the curved portion; a bending step of bending the curved portion of the distal end portion which has been suspended; a measurement step of measuring shape information of the curved portion; and an adjustment step of updating a control parameter by which the endoscope drives the curved portion, based on the shape information which has been measured.

The invention relates to a monitoring system for a gas turbine, in particular for an aircraft engine. The monitoring system comprises at least one borescope device that is able to be mounted in a borescope opening of a gas turbine housing and has a housing, in which at least one optical sensor device for acquiring images of at least one inner region of the gas turbine is arranged, and an evaluation device that is able to be connected to the at least one borescope device in order to exchange data and is designed to inspect the at least one inner region for the presence of a fault on the basis of the at least one image acquired by way of the sensor device. The invention furthermore relates to a borescope device to an evaluation device and to a gas turbine.

An image capturing assembly is provided and includes an image sensing device, a first circuit board, a second circuit board and a lens assembly. The image sensing device includes an electrical connecting component. The first circuit board includes a first contact. The image sensing device is mounted on the first circuit board, and the electrical connecting component is electrically connected to the first contact. The second circuit board includes a second contact. The second circuit board is affixed with the first circuit board and perpendicular to the first circuit board, and the second contact is electrically connected to the first contact, so that the second contact is electrically connected to the electrical connecting component by the first contact. The lens assembly is assembled with the image sensing device. Furthermore, a related endoscope is provided.

A sensor device, in particular a sensor head, for an inspection camera, in particular an endoscope, has at least one illumination unit for illuminating an examination object. The sensor device further has at least one camera unit for detecting the examination object. In addition, the sensor device has at least one housing unit in which the camera unit and the illumination unit are arranged. The housing unit is designed to taper along a longitudinal axis of the housing unit.

An easy-to-assemble endoscope lens unit installed at a head tube of an insertion tube within an endoscope. The components of the endoscopic lens unit include a base having two extended holes, with each hole having an axis. The axes of the two extended holes being substantially parallel to one another, and each extended hole having an axis length that is greater than its radius length. The endoscopic lens unit further includes a camera lens, accommodated in one of the extended holes, with a front portion of the camera lens exposed at the base. Additionally, a projection lens is accommodated in the other extended hole, with the front portion of the projection lens also exposed at the base. The projection lens is used to project a projectile and display a predetermined pattern onto the projectile. An adhesive is applied to the base and at least one of the camera and projection lenses.

There is provided herein an optical system for a tip section of a multi-sensor endoscope, the system comprising: a front-pointing camera sensor; a front objective lens system; a side-pointing camera sensor; and a side objective lens system, wherein at least one of said front and side objective lens systems comprises a front and a rear sub-systems separated by a stop diaphragm, said front sub-system comprises, in order from the object side, a first front negative lens and a second front positive lens, said rear sub-system comprises, in order from the object side, a first rear positive lens, an achromatic sub-assembly comprising a second rear positive lens and a third rear negative lens, wherein the following condition is satisfied: f.sub.(first rear positive lens)≤1.8f, where f is the composite focal length of the total lens system and f.sub.(first rear positive lens) is the focal length of said first rear positive lens.