One embodiment of a camera module can comprise: a housing having a first electrode pattern and a first recessed part, which are formed on the upper surface thereof; an auto-focusing unit mounted in the first recessed part and electrically connected to the first electrode pattern; a lens barrel accommodated inside the housing; a first holder which is disposed at the lower part of the housing and to which the lens barrel is coupled; and a printed circuit board disposed at the lower part of the first holder and electrically connected to the housing.

A micromechanical light deflection device, including a micromechanical light deflection unit and a transparent cover for the micromechanical light deflection unit, the transparent cover including at least one passive beam shaping unit for a light beam.

A digital micromirror device includes a plurality of micromirror cells on a semiconductor die. Each respective cell includes a memory circuit and an electrode selection circuit. At least some of the micromirror cells include a micromirror and each respective memory circuit controls a micromirror tilt angle. For a given memory circuit controlled to a first tilt angle, a measurement circuit measures a first value indicative of a capacitance between a first electrode and the micromirror and measures a second value indicative of a capacitance on the second electrode. For a second micromirror tilt angle, the measurement circuit measures a third value indicative of a capacitance between the first electrode and the micromirror and measures a fourth value indicative of a capacitance on the second electrode. The measurement circuit generates a signal indicative of whether the micromirror is stuck at a particular angle or missing.

A sensor driving device is provided. A sensor driving device according to one aspect of the present invention comprises: a first substrate; a second substrate disposed on the first substrate and electrically connected to the first substrate; and an image sensor disposed on the second substrate, wherein the second substrate comprises a body and a first protrusion part protruding from one end of the body, and the first protrusion part comprises a first extension part extending in a first direction from the body, and a second extension part extending in a second direction that differs from the first direction from the first extension part.

A fluorescent color wheel includes a substrate, a phosphor layer, and a fan blade structure. The substrate has a front surface, a rear surface opposite to the front surface, and a plurality of through holes communicating the front surface and the rear surface. The phosphor layer is disposed on the front surface. The fan blade structure includes a heat-dissipating plate and a plurality of first fan blades. The heat-dissipating plate has a first surface attached to the rear surface of the substrate. The first fan blades are disposed on the first surface and respectively pass through the through holes to protrude out from the front surface of the substrate.

A light source device includes a first light source configured to emit first color light, a wavelength conversion element configured to convert a wavelength of excitation light made incident thereon and emit converted light having a wavelength larger than the wavelength of the excitation light, and an emission-position changing mechanism configured to change an emission position of the incident excitation light to thereby change an incident position of the excitation light on the wavelength conversion element and change an emission position of the first color light and an emission position of the converted light in the same direction in synchronization with each other.

An optical system includes a focal plane array having a plurality of pixels defined by a first number of pixels arrayed in a first direction and a second number of pixels arrayed in a second direction. The optical system also includes an optical filter optically coupled to the focal plane array. The optical filter has a plurality of super-pixels. Each of the plurality of super-pixels includes a predetermined number of sub-pixels and each of the predetermined number of sub-pixels is characterized by one of a plurality of oscillatory transmission profiles as a function of wavelength.

The present disclosure discloses a dimming mirror and a manufacturing method thereof, and a dimming apparatus. The dimming mirror includes a dimming layer including a plurality of dimming units. Each of the dimming units includes a first driving structure and a second driving structure opposite to each other, and an elastic supporting structure disposed between the first driving structure and the second driving structure. The first and second driving structures and the elastic supporting structure enclose a dimming chamber. The first and second driving structures are configured to adjust a dimming angle of the dimming unit by adjusting a gap width of the dimming chamber, such that a response wavelength of the dimming mirror is adjusted. The present disclosure facilitates the improvement of the flexibility of the dimming mirror.

A laser projector includes a laser source, a first dichroic mirror, a wavelength conversion module, a second dichroic mirror, a first, a second and a third light valves and a beam combiner. The laser source is for providing a blue beam including a first portion and a second portion. The first dichroic mirror is for receiving and allowing the blue beam to penetrate. The wavelength conversion module is for receiving the first portion and emitting a yellow beam to the first dichroic mirror. The second dichroic mirror is for receiving and separating the yellow beam reflected by the first dichroic mirror into a green and a red beam. The first, second and third light valve are for receiving and modulating respectively the second portion of the blue beam, the green beam and the red beam. The beam combiner is for the beams to form a multi-color image.

The disclosed electronic shutter may include (1) an optical structure including a medium through which light from an environment passes to a lens of a camera for capturing an image of the environment; and (2) a controlling circuit that (a) detects a first condition of a signal, where the first condition indicates an activation of the camera, (b) controls, in response, to the first condition, the optical structure such that the medium attains a transparent optical state, (c) detects a second condition of the signal, where the second condition indicates a deactivation of the camera, and (d) controls, in response to the second condition, the optical structure such that the medium attains a non-transparent optical state in a manner that prevents visual detection of the lens from the environment. Various other methods and systems are also disclosed.