Young Optics Inc.

Coretronic Corporation

S-Wei Chen

Chen-An Chiang

Chu-Ming Cheng

Chao-Shun Chen

Mei-Ling Chen

Yu-Po Chen

Hung-You Cheng

Chun-Fa Hsu

Yu-Hsiu Lin

Hung-Cheng Lung

Chia-Yun Lee

Chien-Jung Huang

Jia-Bin Huang

Chi-Chui Yun

Chia-Chang Lee

Sung-Nan Chen

Jyh-Horng Shyu

Hung-Ying Lin

Pei-Ching Liu

Bo-Cheng Huang

Jui-Ping Chang

Ruei-Bin Jhang

Po-Yu Chiu

Po-Ching Lu

Yung-Ming Chuang

A vehicle projection lens includes a plastic aspheric first lens, an aperture stop, a cemented lens consisting of a glass second lens and a glass third lens, and a glass fourth lens arranged in order from a magnified side to a minified side. An F-number of the vehicle projection lens is smaller than or equal to 0.8, and the vehicle projection lens consists essentially of four lenses respectively with positive, positive, negative and positive refractive powers.

Vehicle projection lens and vehicle lamp

A vehicle lamp device includes a matrix-type image light source, a projection lens, an aperture stop and a vehicle lampshade. The projection lens is disposed downstream from and in a light path of the image light source, and the projection lens consists essentially of two or three lenses with refractive powers. The aperture stop is disposed between two outermost lenses respectively at two opposite ends of the projection lens. Two outermost lens surfaces at the two opposite ends of the projection lens have a first optical center and a second optical center respectively, and a distance between the first optical center and the second optical center is in a range between 30 mm and 85 mm.

Vehicle lamp device and projection lens therefor

A vehicle lamp device including a matrix image light source, a projection lens, and a vehicle lampshade is provided. The projection lens has an optical axis and is disposed in a downstream of an optical path of the matrix image light source. The vehicle lampshade is disposed in a downstream of an optical path of the projection lens. The projection lens includes two to three optical lenses, and a projection aspect ratio of the projection lens is between 2.5:1 and 6:1. A distance between optical centers of outermost lens surfaces at both ends of the projection lens is between 54 millimeters and 76 millimeters. In addition, a projection lens for a vehicle lamp is also proposed.

Vehicle lamp device and projection lens for vehicle lamp

A headlight for vehicles, including an image light source, a lens module, a lens cover, and a driving device, is provided. The lens module includes a lens assembly and an aperture. The lens assembly is disposed at downstream of an optical path of the image light source. The aperture includes a base and a movable mechanical member. The aperture is disposed at the downstream of the optical path of the image light source. The lens cover is disposed at downstream of an optical path of the aperture. The driving device is connected to the aperture. The driving device includes a power source and a linkage member connected to the movable mechanical member. The lens module includes at least two aperture values, and the aperture values are both not greater than 2.0.

Headlight and projection device for vehicles

An optical lens includes a first lens, a light guide and a second lens arranged in order in a direction of an optical axis of the optical lens. The light guide has a first end and a second end opposite the first end, and an inner surface of the light guide touches at least a part of an outer edge of the second lens.

Optical lens

A projection device and a headlight for vehicle are provided. The projection device includes a light source, a light valve and a projection lens. The light source is used to emit a light beam. The light valve is located at the downstream of an optical path of the light source. The projection lens is located at the downstream of an optical path of the light valve and has an optical axis. The light valve is located on the optical axis of the projection lens and is tilted with respect to the projection lens to form an acute angle with the optical axis. The projection lens is used for projecting the light beam on a first projection surface and a second projection surface.

Projection device and headlight for vehicle

A puddle lamp including a light source composed of a single light emitting body, a lens set, a projection film with a fixed image and a projection lens is provided. The lens set is disposed at a light path downstream side of the light source. The projection film is disposed at a light path downstream side of the lens set. The lens is disposed at a light path downstream side of the projection film. An optical axis of the light source is substantially parallel to an optical axis of the lens set, and an optical axis of the projection lens is not perpendicular to an image plane of the puddle lamp. Furthermore, another puddle lamp is also provided.

Puddle lamp

A projection device is disclosed. The projection device includes an air inlet, an air outlet, an optical engine, a heat sink, a fan and a combiner. A first passage is arranged between the air inlet and the air outlet for passing an air flow. The optical engine includes a light source and an imaging lens set outputting a projection light beam. The heat sink is connected to the optical engine, and a part of the heat sink is arranged in the first passage. The fan is arranged in the first passage. The combiner receives the projection light beam. The projection light beam moves in a propagating direction opposite to the entry direction.

Projection device and display system with a combiner therein

A pattern projection device includes a matric-type light source, an image lens and a lampshade. The matric-type light source is composed of a plurality of light-emitting elements for emitting image light with a pattern. The image lens is located downstream of optical path of the matric-type light source, and the image lens includes a lens with refractive power and an anamorphic optical element. The lampshade is located downstream of the optical path of the anamorphic optical element. The anamorphic optical element is selected from the group consisting of a cylindrical lens, a biconic lens, a lenticular lens, a wedge lens, a wedge plate or a combination thereof.

Pattern projection device

A projection device includes an illumination system, a light splitting and combining element, at least two light valves and an image-forming lens. An illumination beam from the illumination system includes a first color light and a second color light. The light splitting and combining element allows the first color light to pass through and reflects the second color light. The two light valves are respectively disposed on transmission paths of the first and the second color light from the light splitting and combining element, and respectively convert the first color light and the second color light into a first and a second color image light. The image-forming lens receives the first and the second color image light to generate a projection beam, wherein the first color image light passes through and the second color image light is reflected by the light splitting and combining element to the image-forming lens.

Projection device

An illumination apparatus for vehicles includes a light source, a fixed-image light valve, and a projection-lens set. The light source may generate illumination light of one or multiple various areas, and the fixed-image light valve has a fixed image of one or multiple various areas, respectively corresponding to the illumination light of one or the multiple various areas to transform the illumination light into image beam. The projection-lens set has one or multiple various projection lenses corresponding to the one or the multiple various fixed images, wherein a central axis of the fixed image and an optical axis of the corresponding projection lens are not on the same axis.

Puddle light

A projection apparatus including a light source, a light valve, a light uniforming device, and a first curved-surface reflection device is provided. The light source provides an illumination beam. The light valve is disposed on a transmission path of the illumination beam for converting the illumination beam into an image beam. The light valve has an active surface that substantially has a rectangular contour. The light uniforming device is disposed on the transmission path of the illumination beam and between the light source and the light valve. The first curved-surface reflection device is disposed on the transmission path of the illumination beam and between the light source and the light valve for reflecting the illumination beam to the light valve. A curvature of the first curved-surface reflection device along a first direction is not equal to a curvature of the first curved-surface reflection device along a second direction.

Projection apparatus

A projection apparatus and a light condensing module are provided. The light condensing module condenses and deflects an incident beam. The light condensing module includes a curving incident surface, a curving outgoing surface and a reflection surface. The curving incident surface receives the incident beam. The curving outgoing surface is disposed on a transmission path of the incident beam from the curving incident surface. The reflection surface is disposed on the transmission path of the incident beam, and located between the curving incident surface and the curving outgoing surface. A ray of the incident beam propagates through the curving incident surface along the optical axis of the curving incident surface, and emits out from the curving outgoing surface along a direction inclined to the optical axis of the curving outgoing surface.

Projection apparatus and light condensing module

A light module includes a first light source. The first light source includes a first light-emitting element and a first lens element. The first light-emitting element includes a first light-emitting chip for emitting a first color light beam and a wavelength conversion material located on the first light-emitting chip for transferring parts of the first color light beam to a second color light beam. The first lens element faces the first light-emitting element and is located on a transmission path of the first color light beam and a transmission path of the second color light beam, and the first lens element includes an optical filter for filtering off the first color light beam and being passed by the second color light beam.

Light module and projection device

A projection apparatus includes a light source, a light valve, a light uniforming device, and a lens module. The light source provides an illumination beam. The light valve on a transmission path of the illumination beam converts the illumination beam into an image beam. The light valve has an active surface with a rectangular shape. The light uniforming device is between the light source and the light value. The lens module is between the light uniforming device and the light value. A refractive power of the lens module along a first direction is different from a refractive power of the lens module along a second direction. An f-number of the illumination beam along a direction parallel to a long side of the active surface of the light valve is greater than an f-number thereof along a direction parallel to a short side of the active surface of the light valve.

Growing community of inventors

Hsinchu, Taiwan

S-Wei Chen