G03B2215/0575

Control interface for a machine-vision lighting device
10845315 · 2020-11-24 · ·

A machine-vision device including a camera system, with a camera and an integrated origin light source that is integrated into the camera system, and a lighting device with: control interface including: a plurality of light sensors each for capturing a respective origin light signal, and emitting a respective sensor signal, and an electronic unit for processing the sensor signal configured so as to transmit a respective control signal to a respective output of the processing electronic unit. The lighting device with one or more automatically controlled light sources that are external to the camera system, each connected to one respective output of the processing electronic unit by respective connection, so as to be controlled with the control signal delivered to the output. At least one light sensor is placed so as to directly capture the light emitted by one origin light source.

CAMERA AND LIGHT ADJUSTMENT MODULE
20200355987 · 2020-11-12 ·

A light-adjustment module for camera includes a light source unit and a light-adjustment unit. The light source unit includes light-emitting elements disposed around a lens of the camera, and the light-emitting direction of each light-emitting element is parallel to the image-capturing direction of the lens. The light-adjustment unit is disposed above the light source unit and includes secondary optical elements respectively corresponding to the light-emitting elements. Each secondary optical element includes a light-transmitting cover, and each light-emitting element is accommodated inside the corresponding light-transmitting cover. An inner wall of each light-transmitting cover includes a first light-guiding inclined surface and a second light-guiding inclined surface.

A first slope of the first light-guiding inclined surface is different from a second slope of the second light-guiding inclined surface. A light emitted by each light-emitting element is deflected through the corresponding first light-guiding inclined surface and the corresponding second light-guiding inclined surface.

IMAGING APPARATUS
20200341227 · 2020-10-29 ·

An imaging apparatus includes: a wiring board; an imaging unit that includes a lens module and an imaging element mounted on the wiring board; a housing that assumes a frame shape and includes an opening in the direction of an optical axis of the imaging unit; a top cover placed over the housing; a light source that emits light to travel to the outside through the top cover; and a light guide body that surrounds the lens module and guides the light emitted from the light source, wherein the imaging unit is spaced apart from the top cover by a space, the housing includes a bulging section bulging toward the lens module without being in contact the wiring board, and the bulging section receives a load applied from the top cover via at least the light guide body.

SYSTEM AND METHOD FOR OPTICAL INSPECTION OF AN OBJECT
20200340929 · 2020-10-29 · ·

The present disclosure generally relates to a system for optical inspection of an object, specifically comprising an illumination assembly operated to provide homogeneous illumination of the object, thereby improving the overall accuracy of the optical inspection. The optical vision system also comprises an image sensor configured to capture an image of the object and a control unit in electrical communication with and configured to operate the image sensor and the illumination assembly, wherein the control unit is configured to automatically control the illumination assembly to illuminate the object with a predetermined illumination pattern based on a selected object type. The present disclosure also relates to a corresponding method and to a computer program product.

Lighting and power devices and modules
10812696 · 2020-10-20 · ·

Electronic device cases and lighting and power devices and modules are described. A case for a portable electronic device may include a rim portion defining an opening for a display of the portable electronic device and one or more light sources adjacent to the rim portion. A lighting device may include one or more light sources for illuminating a user's face during use of a camera of a portable electronic device, and a power member for providing power to the one or more light sources. A lighting module may include a plurality of lighting devices. A power module having a battery may be configured to provide power to a portable electronic device.

BIOMETRIC INPUT DEVICE

A biometric input device includes a sensor assembly that generates images of a user's palm that is within a field of view (FOV) using an image sensor behind a polarizer with a first polarization. The palm within the FOV is illuminated at different times with light having the first polarization and the second polarization. The images are acquired using polarized light and provide images of surface and subcutaneous features. The images may then be processed to identify the user. The device may include a touchscreen to provide information to the user or receive input from a user. The device may include a stand to mount the device at a convenient location, such as at an entry portal, point of sale, and so forth.

Live-streaming flashlight camera

A live-streaming flashlight camera includes a camera adapted to capture an image of an object, a light source adapted to illuminate the object to be captured by the camera, a battery connected to provide power to the camera and light source, and a processor in communication with the light source and camera and configured to: establish an ad-hoc wireless network connection with a mobile host device, and livestream the image of the object to the mobile host device via the ad-hoc network connection.

ILLUMINATION DEVICE WITH LIGHT GUIDE HAVING ANGLED LIGHT-ACCEPTING SURFACES

A device includes a light-emitting device (LED) having at least two vertical light-emitting sides, and a ring-shaped light guide having a bottom side, a top side comprising a light-emitting surface, an inner sidewall, and an outer sidewall defining an indentation having at least two vertical in-coupling surfaces mated to the at least two vertical light-emitting sides of the LED.

CAMERA SYSTEM WITH EXCHANGEABLE ILLUMINATION ASSEMBLY
20200252525 · 2020-08-06 ·

This invention provides a vision system with an exchangeable illumination assembly that allows for increased versatility in the type and configuration of illumination supplied to the system without altering the underlying optics, sensor, vision processor, or the associated housing. The vision system housing includes a front plate that optionally includes a plurality of mounting bases for accepting different types of lenses, and a connector that allows removable interconnection with the illustrative illumination assembly. The illumination assembly includes a cover that is light transmissive. The cover encloses an illumination component that can include a plurality of lighting elements that surround an aperture through which received light rays from the imaged scene pass through to the lens. The arrangement of lighting elements is highly variable and the user can be supplied with an illumination assembly that best suits its needs without need to change the vision system processor, sensor or housing.

ELECTRONIC DEVICE AND CAPTURING APPARATUS FOR ELECTRONIC DEVICE
20200241392 · 2020-07-30 ·

A capturing apparatus for an electronic device is provided in the present disclosure. The capturing apparatus for an electronic device may include a lampshade, a camera and a number of flash lamps. The lampshade may include an inner ring portion and an outer ring portion arranged concentrically. An inner rim of the outer ring portion may be connected with an outer rim of the inner ring portion. The camera may be located at a side of the lampshade and corresponding to a hollow area defined by the inner ring portion and positioned at a side of the inner ring portion away from the outer ring portion. A plurality of flash lamps may be disposed at a side of the lampshade close to the camera around a periphery of the camera and corresponding to the outer ring portion.