An optical lens assembly, including a first lens element, a second lens element, a third lens element, a fourth lens element, and a fifth lens element sequentially along an optical axis from a first side to a second side, is provided. The optical lens assembly satisfies the conditional expression of D34/D12≥2.600. Furthermore, other optical lens assemblies are also provided.

A vehicular camera for a vehicular vision system 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 that extends 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 radially opposes the inner surface of the lens barrel support structure where the adhesive is disposed. With the adhesive in its uncured state and contacting the opposed surfaces, the imager is optically aligned with the lens accommodated at the lens barrel. With the imager optically aligned with the lens, the adhesive is cured to adhesively attach the lens barrel at the lens barrel support structure.

An arrangement for determining an amount of light reaching an image sensor of a video camera, the video camera comprising an imaging lens system guiding a beam path towards an image sensor, wherein the arrangement comprises a transparent probing element through which the beam path passes on its way to the image sensor, and a light sensor arranged in an end of the transparent probing element. The light sensor is arranged to collect light being scattered or reflected in the transparent probing element.

The invention discloses a three-piece optical lens for capturing image and a three-piece optical module for capturing image. In order from an object side to an image side, the optical lens along the optical axis comprises a first lens with positive refractive power; a second lens with refractive power; and a third lens with refractive power; and at least one of the image-side surface and object-side surface of each of the three lens elements are aspheric. The optical lens can increase aperture value and improve the imaging quality for use in compact cameras.

A liquid lens according to one embodiment includes a first plate including a cavity in which liquids are disposed, the cavity having an inclined surface, a first electrode disposed on the inclined surface, a second electrode disposed on the first plate, and an insulation layer disposed on the first electrode, wherein the liquids include a conductive liquid and a non-conductive liquid, wherein an interface is formed between the conductive liquid and the non-conductive liquid, wherein the insulation layer includes a base disposed on the first electrode and a plurality of protrusions disposed on the base, and wherein the plurality of protrusions contacts the interface.

A periscope optical module is provided. The periscope optical module includes a first optical element, a second optical element, and a third optical element. The first optical element has a first optical axis. The second optical element corresponds to the first optical element and adjusts a forward direction of a light. The third optical element has a second optical axis. The third optical element corresponds to the second optical element. The light passes through the first optical element, the second optical element, and the third optical element consecutively. The first optical axis is not parallel to the second optical axis. A minimum size of the first optical element in a direction that is perpendicular to the first optical axis is larger than a maximum size of the third optical element in a direction of the first optical axis.

A microscope for imaging a sample is disclosed that may include at least one illumination objective arranged to eject an illumination light beam along an illumination path to illuminate the sample; an imaging objective arranged to receive detection light including at least a portion of the light ejected from the sample, wherein the detection light is propagated along a detection axis and the imaging objective has an imaging focal plane; an adjustment arrangement to linearly displace the illumination light beam and the imaging focal plane relative to each other along the detection axis; a sample holder arranged to receive a sample and having a portion which is transparent to the illumination light beam and to the detection light; and a holder support arranged to receive the sample holder and displace the sample holder relative to the imaging objective such that the imaging focal plane is positioned inside the sample holder.

A hybrid sensor shift platform for an optical image stabilization (OIS) actuator mechanism in compact camera modules includes two or more substrates. A top substrate is composed of an organic material (e.g., a resin) to reduce mass, reduce magnetic interaction with permanent magnets, and improve reliability. One or more lower substrates of the hybrid sensor shift platform are ceramic substrates that provide the benefits of ceramics for connection to the image sensor. The organic substrate is connected via a solder bond process to the lower ceramic substrate(s). The connection between the substrates is reinforced with an under-fill of epoxy that surrounds the solder bonds, thus creating a full interface between the substrates within the overlap.

The camera module with improved heat dissipation function include a base, a photosensitive chip, a circuit board; and a heat conducting sheet. Wherein the base comprises a first surface and a second surface opposite to the first surface. A portion of the first surface is recessed to form a third surface between the first surface and the second surface, and to form a plurality of sidewalls connecting the first surface and the third surface, the third surface and the plurality of sidewalls cooperatively define a slot. Wherein the photosensitive chip is fixed on the third surface and accommodated in the slot; the circuit board is fixed on the first surface. A gap is defined between the circuit board and the photosensitive chip; the heat conducting sheet is disposed in the gap.

A camera system with six faces and a front housing is configured to capture images and audio content from external the camera body. The camera system includes an interior audio assembly protected from external environments by a waterproof membrane. The camera system includes drainage ports on the bottom face and the left face of the camera system to encourage moisture to drain from the system. A first drainage channel couples the internal audio assembly to the first drainage port on left face of the camera system and a second drainage channel couples the drainage port on the left face of the camera system to the drainage port on the bottom face of the camera system. A third drainage channel exists between the front face of the camera system and the front housing, the third drainage channel coupling the first and second drainage channels.