Abstract: A vehicular camera assembly includes a printed circuit board (PCB) and a camera housing having a first housing portion with a lens barrel that accommodates a lens. An imager at the PCB faces the lens. At least one of (i) the PCB is attached at the first housing portion via a thermally conductive adhesive and (ii) the lens barrel is attached at the first housing portion via the thermally conductive adhesive. The PCB is thermally conductively connected to the first housing portion and, while the vehicular camera assembly is electrically operated to capture image data, heat generated within the camera housing is drawn away from the PCB at least in part through the thermally conductive adhesive and the front housing portion.

Abstract: An imager assembly for a vehicular camera module includes an imager circuit board and a lens holder. An imager is disposed at the imager circuit board. The lens holder includes a lens holding portion that accommodates a lens. The lens holder includes a plurality of pins extending from an attaching portion and extending in a direction away from the lens holding portion of the lens holder. With the attaching portion of the lens holder at the imager circuit board, individual pins of the plurality of pins are received at least partially through respective apertures of the imager circuit board to locate the lens holder at the imager circuit board. With the pins received at least partially through the apertures of the imager circuit board, and with the lens aligned with the imager at the imager circuit board, the pins are fixedly attached at the imager circuit board.

Abstract: A vehicular camera includes a camera housing having a first housing portion and a second housing portion joined together to form a cavity within the camera housing. A first electrical connector is disposed at a circuit board and includes a plurality of pin-receiving sockets. The second housing portion has a second electrical connector having a plurality of pins. With the first housing portion joined with the second housing portion, the first ends of the pins are disposed within the cavity and the second ends of the pins are disposed outside of the cavity. When the second housing portion is being joined with the first housing portion, respective first ends of the pins insert into and electrically-conductively connect with respective pin-receiving sockets at the circuit board. With the vehicular camera mounted at a vehicle, the second ends of the pins electrically-conductively connect with a vehicle wire harness of the vehicle.

Abstract: A vehicular camera includes a lens holder, a first printed circuit board and a second printed circuit board. The first and second printed circuit boards are stacked and overlap one another. Circuitry disposed at the first printed circuit board is electrically connected with circuitry disposed at the second printed circuit board via board-to-board electrical connection. The circuitry disposed at the first printed circuit board includes an imaging sensor at a first side of the first printed circuit board. Thermally conductive material is disposed between the second printed circuit board and a second side of the first printed circuit board. The thermally conductive material is in thermally-conductive contact with the first and second printed circuit boards. The vehicular camera includes a rear housing, which includes an electrical connector portion. The electrical connector portion of the rear housing may include an electrical plug connector.

Abstract: A vehicular camera module includes a front housing member, an imaging array sensor, a lens, a rear housing member, and a circuit board. The rear housing member is mated with the front housing member to form a camera housing. With the circuit board accommodated within the camera housing formed by the mated front and rear housing members, the imaging sensor is closer to a first side of the circuit board than to a second side of the circuit board. The rear housing member includes an electrical plug connector having a plurality of individual electrically-conductive pins that are configured to plug into respective individual pin-receiving sockets of an electrical socket connector disposed at the second side of the circuit board. Individual electrically-conductive pins of the plurality of individual electrically-conductive pins plug into and make electrical-conductive contact with corresponding individual pin-receiving sockets of the plurality of individual pin-receiving sockets.

Abstract: A method for testing a vehicular camera for a vehicular vision system includes providing a vehicular camera suitable for use on a vehicle, with the vehicular camera having a field of view. A collimator assembly is provided that includes an optic and a target fixedly disposed within the collimator assembly. The collimator assembly is positioned in the field of view of the vehicular camera such that the camera images light that reflects off the target and passes through the optic. The target has a stepped surface. Image data is captured with the vehicular camera, with the captured image data being representative of the stepped surface of the target. The captured image data is processed, via an image processor, and a defocus of the vehicular camera is estimated based on processing by the processor of the captured image data of the stepped surface of the target.

Abstract: A vehicular camera includes (i) a lens barrel accommodating a lens, (ii) a lens holder having a passageway and (iii) an imager printed circuit board attached to the lens holder with the imager facing the lens. The lens barrel at least partially passes through the passageway of the lens holder when attaching the lens barrel to the lens holder. The imager printed circuit board is attached to the lens holder with the imager facing the lens and optically aligned with the lens. A biasing element urges the lens barrel in a direction outward away from the imager printed circuit board. With the imager printed circuit board attached to the lens holder, the lens barrel is fine adjustable relative to the lens holder. A rear housing attached at the lens holder to encase the imager printed circuit board.

Abstract: A vehicular camera includes an imager, a housing having front and rear housing members, a lens member, and a circuit board. A female electrical connector assembly is disposed at the circuit board and includes a set of female electrical connectors. The rear housing member includes a male electrical connector having a set of electrically conductive pins. Each electrically conductive pin includes an inward-extending pin portion and an outward-extending pin portion. The outward-extending pin portions pass outward through a wall portion of the rear housing member into a socket connection portion of the rear housing member and the inward-extending pin portions extend inward from an inner surface of the wall portion of the rear housing member and plug into and electrically connect with respective female electrical connectors of the set of female electrical connectors when the rear housing member is mated with the front housing member.

Abstract: A vehicular camera includes a camera housing having a first portion and a second portion joined together to form a cavity within the camera housing. A first electrical connector is disposed at a circuit board and is in electrically-conductive connection with an imager. The first electrical connector includes a plurality of pin-receiving sockets. A second electrical connector includes a plurality of pins, each including a first end and a second end opposite the first end. When the second portion of the camera housing is being joined with the first portion of the camera housing, respective first ends of pins insert into and electrically-conductively connect with respective pin-receiving sockets at the second side of the circuit board. The first electrical connector and the second electrical connector cooperate to allow for misalignment of the second electrical connector relative to the first electrical connector when the first and second portions are being joined.

Abstract: A vehicular camera module includes a front housing member, an imaging sensor, a lens optically aligned with the imaging sensor, a rear housing member, and a circuit board. With the circuit board accommodated within the camera housing formed by the joined front and rear housing members, the imaging sensor is closer to a first side of the circuit board than to a second side of the circuit board. The rear housing member includes an electrical plug connector having a plurality of individual electrically-conductive pins that are configured to plug into respective individual pin-receiving sockets of an electrical socket connector disposed at the second side of the circuit board. Individual electrically-conductive pins of the plurality of individual electrically-conductive pins are plugged into and make electrical-conductive contact with corresponding individual pin-receiving sockets of the plurality of individual pin-receiving sockets.

Abstract: A vehicular camera includes a housing having a front and rear housing portions, and a circuit board having a first side and a second side, with a first electrical connector disposed at the second side. The rear housing portion includes a second electrical connector that, with the front and rear housing portions mated together, electrically connects with the first electrical connector. The second electrical connector includes electrically conductive terminals that extend through the rear housing portion and that each have an inner end portion and an outer end portion. The inner end portions of the electrically conductive terminals of the second electrical connector extend from an inner surface of the rear housing portion and the outer end portions of the electrically conductive terminals of the second electrical connector extend through a wall of the rear housing portion into a socket connection portion of the rear housing portion.

Abstract: A vehicular camera includes a lens barrel accommodating a lens and having at least two radial protrusions protruding radially outward at or near an inner end of the lens barrel. A lens holder includes a passageway for receiving the inner end of the lens barrel and has at least two slots extending longitudinally from a board end of the lens holder. The lens barrel is received in the lens holder and the board end of the lens holder is attached at an imager printed circuit board with the imager facing the lens. The radial protrusions are movable within the slots while the lens barrel is adjusted relative to the imager to align the lens at the imager. After the lens is aligned relative to the imager, the radial protrusions within the slots are welded to the lens holder to secure the lens barrel relative to the imager printed circuit board.

Abstract: A vehicular camera includes a lens comprising a plurality of optical elements, a lens holder, and an imager printed circuit board. The plurality of optical elements includes at least one plastic optical element and at least one glass optical element. The imager printed circuit board has circuitry disposed thereat. The circuitry of the imager printed circuit board includes an imager that has an imaging array. The lens is held in optical alignment with the imaging array of the imager via an adhesive. The adhesive bonds the lens barrel to the lens holder. A flexible electrical ribbon cable electrically connects the circuitry of the imager printed circuit board with additional circuitry of the vehicular camera. The vehicular camera, when installed and used in a vehicle, captures image data for a vision system of the vehicle.

Abstract: A vehicular camera module includes a front housing member, an imaging sensor, a lens optically aligned with the imaging sensor, a rear housing member, and a circuit board. With the circuit board accommodated within the camera housing formed by the joined front and rear housing members, the imaging sensor is closer to a first side of the circuit board than to a second side of the circuit board. The rear housing member includes an electrical plug connector having a plurality of individual electrically-conductive pins that are configured to plug into respective individual pin-receiving sockets of an electrical socket connector disposed at the second side of the circuit board. Individual electrically-conductive pins of the plurality of individual electrically-conductive pins are plugged into and make electrical-conductive contact with corresponding individual pin-receiving sockets of the plurality of individual pin-receiving sockets.

Abstract: A vehicular camera includes a lens holder accommodating a lens and an imager printed circuit board (imager PCB). The lens holder includes a plurality of posts protruding from an attaching portion of the lens holder. The imager PCB includes an imager disposed at a first side of the imager PCB, and includes a plurality of apertures therethrough. The attaching portion of the lens holder is positioned at the imager PCB such that the posts protrude through the apertures of the imager PCB. The posts are movable within the apertures while the lens is adjusted relative to the imager to align the lens relative to the imager. With the lens aligned relative to the imager, the posts are heated to deform within the apertures, whereby the deformed posts harden upon cooling to secure the lens holder relative to the imager PCB.

Abstract: A vehicular camera includes a lens holder, a first printed circuit board and a second printed circuit board. The first and second printed circuit boards are stacked and overlap one another. Circuitry disposed at the first printed circuit board is electrically connected with circuitry disposed at the second printed circuit board via board-to-board electrical connection. The circuitry disposed at the first printed circuit board includes an imaging sensor at a first side of the first printed circuit board. Thermally conductive material is disposed between the second printed circuit board and a second side of the first printed circuit board. The thermally conductive material is in thermally-conductive contact with the first and second printed circuit boards. The vehicular camera includes a rear housing, which includes an electrical connector portion. The electrical connector portion of the rear housing may include an electrical plug connector.

Abstract: A vehicular camera includes a PCB having an imager disposed thereat, a lens barrel accommodating a lens, and a lens barrel support structure that protrudes from the PCB and at least partially circumscribes the imager. The lens barrel has an outer surface between the ends of the lens barrel. The outer surface of the lens barrel is adhesively bonded to an inner surface of the lens barrel support structure via adhesive. The outer surface of the lens barrel opposes the inner surface of the lens barrel support structure. With the adhesive in its uncured state and contacting the opposed surfaces, the imager is aligned with the lens accommodated at the lens barrel. With the imager aligned with the lens, the adhesive is cured to adhesively attach the lens barrel at the lens barrel support structure.

Abstract: A vehicular camera includes a lens barrel accommodating a lens and having at least two radial protrusions protruding radially outward at or near an inner end of the lens barrel. A lens holder includes a passageway for receiving the inner end of the lens barrel and has at least two slots extending longitudinally from a board end of the lens holder. The lens barrel is received in the lens holder and the board end of the lens holder is attached at an imager printed circuit board with the imager facing the lens. The radial protrusions are movable within the slots while the lens barrel is adjusted relative to the imager to align the lens at the imager. After the lens is aligned relative to the imager, the radial protrusions within the slots are welded to the lens holder to secure the lens barrel relative to the imager printed circuit board.

Abstract: A vehicular camera includes an imager printed circuit board and a lens having a plurality of optical elements. The lens is held in optical alignment with an imager at the imager printed circuit board via a dual cure one-part, filled adhesive that in its uncured state has an epoxy resin. The adhesive is both UV-curable and thermal-curable. A flexible electrical ribbon cable electrically connects circuitry of the imager printed circuit board with additional circuitry of the vehicular camera. Image data captured by the imager is provided to the additional circuitry of the vehicular camera via the flexible electrical ribbon cable. The additional circuitry includes at least a processor for processing image data captured by the imager and provided to the additional circuitry via the flexible electrical ribbon cable. The vehicular camera, when installed and used in a vehicle, captures image data for use by a vision system of the vehicle.

Abstract: A vehicular camera module includes a front housing member, a rear housing member, an imager, and a circuit board. With the circuit board accommodated within a cavity formed by the mated front and rear housing members, the imager is closer to a first side of the circuit board than to a second side of the circuit board. The rear housing member includes an electrical plug connector that is configured to plug into an electrical socket connector at the second side of the circuit board when the front and rear housing members are being mated together during assembly of the vehicular camera module. With the vehicular camera module mounted at a vehicle, electrical power is provided from the vehicle to the electrical circuitry of the circuit board via the connection made by the electrical plug connector of the rear housing member plugged into the electrical socket connector of the circuit board.