Appotronics Corporation Limited

Appotronics China Corporation

Haixiong Hou

Fei Hu

Yi Li

Liangliang Cao

Xiaofeng Tang

Mengran Wang

Provided is a light source device, including: a laser generation unit configured to output laser light; a light modification element disposed in a light guide unit or between the light guide unit and a homogenizing unit and configured to cause an angular distribution of the laser light uniform and continuous; the light guide unit, configured to receive the laser light output by the laser generation unit and guide the laser light to the homogenizing unit; and the homogenizing unit, configured to receive the laser light from the light guide unit, and homogenize and output the laser light.

Light source device, projection apparatus and 3D apparatus comprising same

A light source system and a projection apparatus are provided. The light source system includes a first light source, a second light source including a second blue laser light source, a wavelength conversion element configured to convert second blue laser light into excited light, and a controller. The first light source includes a first blue laser light source configured to emit first blue laser light, a red laser light source configured to emit red laser light, and a green laser light source configured to emit green laser light. The controller controls the first and second blue laser light sources, the red laser light source, and the green laser light source to combine the first blue laser light, the red laser light, and the green laser light to form light source light, or to combine the first blue laser light and the excited light to form the light source light.

Light source system and projection apparatus

Provided are a laser combining apparatus and a display device. The laser combining apparatus includes a first group of light sources including first light source arrays, a second group of light sources including second light source arrays, a reflection apparatus including first and second reflection strips, a light converging apparatus and a light collection apparatus. Each first reflection strip reflects light emitted from at least one first light source array, each second reflection strip reflects light emitted from at least one second light source array, and light emitted from each first reflection strip and light emitted from each second reflection strip are also guided to the light converging apparatus. The light converging apparatus converges the light emitted from the first reflection strips and the second reflection strips to the light collection apparatus. The light collection apparatus collects the light converged by the light converging apparatus and then emitting same.

Laser combining apparatus and display device

Provided is a light source device, including: a first light source module, a set of lenses, a first light-homogenization component, a first light-combination device, and a wavelength conversion device. The first light source module is configured to emit a first light beam having first wavelength. The set of lenses and the first light-homogenization component are located in propagation path of the first light beam. The set of lenses is configured to converge the first light beam. The first light-homogenization component is configured to homogenize the first light beam. A second light beam formed by homogenization is incident on the first light-combination device, and the first light-combination device is located at a focus position of the set of lenses. The wavelength conversion device is located in propagation path of a third light beam emitted from the first light-combination device and configured to form excited light having second wavelength under excitation.

Light source device and projection apparatus

Provided is a light source system, including: a light emitting device configured to provide first and second light emitted in time sequence; and a light splitting system including: a light splitting device configured to split first light into first and second primary light and split second light into two paths of third primary light, in such a manner that first and second primary light exit respectively along first and second optical paths in a first time-sequence, first primary light exits along the second optical path and second primary light exits along the first optical path in a second time-sequence, and two paths of third primary light exit respectively along the first and second optical paths in a third time-sequence; and at least two light channels respectively disposed on the first and second optical paths. Each light channel is used for first to third primary light to exit in time sequence.

Light source system and projection system using the same

A laser light source (), a wavelength conversion light source, a light combining light source, and a projection system. The laser light source comprises a laser element array, a focusing optical element (), a collimation optical element (), an integrator rod () for receiving and homogenizing a secondary laser beam array (), an angular distribution control element () disposed on the light path between the laser element array and the integrator rod () for enlarging the divergence angle of the laser beam array () in the direction of the short axis of the light distribution, such that the rate between the divergence angle of each of the secondary laser beam that enters the integrator rod () in the direction of the short axis of the light distribution and the divergence angle in the direction of the long axis is greater than or equal to 0.7.

Laser light source incorporating an angular distribution control element, and related wavelength conversion light source, light combining light source, and projection system

Light source device and projection apparatus having light-combination device located at focus position of lenses

A light guide component and a light source device. The light guide component comprises a reflecting plate () having an aperture and a transflective coated plate (). The reflecting plate () reflect light. The aperture allows light to pass through. The transflective coated plate () is connected to the reflecting plate () and covers the aperture, and transmits an excitation light and reflects light of a color different from that of the excitation light. The light source device comprises: an excitation light source (), for generating excitation light; the light guide component, for transmitting, through the aperture and the transflective coated plate (), the excitation light generated by the excitation light source (); a color light generation device, for receiving the excitation light passing through the transflective excitation (), and generating converted light by using the excitation light; and a light collecting component, for collecting the converted light generated by the color light generation device. The light guide component can reduce waste of converted light.

Light guide component and light source device

A light source, including an excitation light source, an excited light supplying device, a partially coating film and a light supplementing device. The partially coating film is arranged on light path of the excitation light and the excited light, which includes a first area for transmitting/reflecting the excitation light to form main path light or side path light respectively, and a second region area for reflecting/transmitting all incident light; the excited light supplying device is provided on light path of the main path light to generate excited light transmitted to the partially coating film after irradiated by main path light; the light supplement device is provided on light path of the side path light for performing light homogenization on the side path light and generating supplemental light transmitted to the partially coating film; and the supplemental light combines with the excited light after passing through the partially coating film.

Light source and projection system

A light-emitting device () and a related light source system. The light-emitting device () comprises a laser light source () and a light collecting system (). The laser light source () comprises a first laser array () and a second laser array () for respectively generating a first light and a second light with different wavelength ranges. The light collecting system () is used for collecting the light emitted from the laser light source arrays. The ratio of the divergence angle of the collected second light to that of the first light is less than or equal to a predetermined value. The predetermined value is 0.7. The light-emitting device () is capable of generating two kinds of light beams with different etendues.

Light-emitting device and related light source system

A light source system and a projection system include a first laser array generating a red laser light; a second laser array generating a blue laser light; a beam-splitting plate located on a light path of the first and second laser arrays, for directing some of the red laser light and some of the blue laser light to a wavelength conversion device and directing some of the blue laser light to a light scattering device. The wavelength conversion device has wavelength conversion materials for receiving the blue laser light and producing a converted light, and for receiving and scattering the red laser light to form a first red light. The light scattering device has a scattering material for scattering the blue laser light to form a blue light. A light combining device forms a combined light from the converted light, the first red light and the blue light.

Light source system and projection system

A light-emitting device and a projection system, comprising: a laser array light source which comprises a non-light-emitting region and a light-emitting region consisting of a plurality of laser elements; a reflective light-condensing system which comprises a light-condensing region and a non-light-condensing region, wherein the light-condensing region is used for focusing and reflecting emergent light of the laser array light source; and a light-collecting system used for collecting and emitting the emergent light from the reflective light-condensing system. The light-collecting system, the non-light-emitting region and the non-light-condensing region are located in the same straight line parallel to a light axis of the emergent light of the laser array light source, and the light-collecting system passes through the non-light-emitting region and/or the non-light-condensing region. The light-emitting device and the projection system have small volumes and can emit high-brightness and uniform faculae.

Light-emitting device employing a reflective light focusing system having a focusing region and a non-focusing region and projection system incorporating the same

Laser light source, wavelength conversion light source, light combining light source, and projection system

A light-emitting device and a related projection system. Light-emitting devices () comprise: a light source unit () and focusing lenses (). The light source unit () comprises laser units () and collimating lenses () corresponding to the laser units (). The light-emitting surface of the laser units () is a rectangle, and the light divergence angle of laser passing through the cross-section of the long side of the rectangle is smaller than the light divergence angle of same passing through the cross-section of the short side of the rectangle. The collimating lenses () are used for focusing the laser from the laser units () on a target surface to form a predetermined light spot. The laser units () are located on the light axis of the collimating lenses () in a predetermined position deviating from the focal point thereof, so that the predetermined light spot has a predetermined length-width ratio. The light-emitting device and the related projection system have the advantages of relatively small regulation quantity and relatively high assembly efficiency.

Growing community of inventors

Shenzhen, China

Haixiong Hou