Patents
Literature
Patsnap Copilot is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
Patsnap Copilot

404 results about "Solid light" patented technology

Solid light, often referred to in media as "Hard Light" or "Hard-light", is a hypothetical material, made of light in a solidified state. Theoretically, it is possible to make such a material, and there are claims this material was already made, including claims from MIT and Harvard.

Mixed-light-source liquid-crystal projection light engine system

The invention provides a mixed-light-source liquid-crystal projection light engine system. The portable liquid-crystal projection light engine system is composed of a light source module, a polarized light management module, an image signal module and a projection lens, wherein the light source module consists of a high-brightness laser, an incoherent LED (Light-Emitting Diode) solid light source, a fluorescent device and the like. The output brightness of the projection system is greatly increased, the light source module is safe and environmentally friendly, and projected images have bright color and clear quality. The polarized light management module consists of a color-combining prism, a polarization beam splitter (PBS), a polarization color-combining device and the like, and different polarization states of three-primary-color mixed light are integrated into the same polarized light to be emitted to the image signal module. The image signal module is a monolithic reflection type liquid crystal light modulation device, and image signals are loaded to the three-primary-color polarized light in sequence according to the image signals corresponding to primary colors. The projection lens is used for projecting the light carrying the image signals onto a screen.
Owner:杭州研明光电技术有限公司

Annular focusing light spot realization method and realization device thereof

The invention discloses an annular focusing light spot realization method. The method includes that a laser beam is expanded and collimated and then the expanded and collimated laser beam is converted into a linearly polarized laser beam; the laser beam phase modulation is carried out on the linearly polarized laser beam after the collimation and expansion by means of a reflective pure phase spatial light modulator; the linearly polarized light is imaged after the phase modulation to the rear aperture plane of a focusing object lens via a 4F imaging system; the object lens is used to focus the phase-modulated incident linearly polarized laser beam, a plurality of focal points are generated on the circumference in the focal plane area, and the azimuthal spacing between the focal points equal is equal; an annular light spot is generated when the circumference radius is reduced to a wavelength lambda, and the size of the annular light spot is continuously decreased when the circumference radius r changes until a solid light spot is formed; and when a plurality of phase modulation graphs are calculated, the change in the corresponding position movement of each graph is small, and the phase map of the spatial light modulator is updated so that the annular light spot moves continuously. The annular focusing light spot realization method realizes the non-vortex plane linearly polarized light focusing to generate the dynamic annular light spot which is accurate in position and size control.
Owner:唐山斯腾光电科技有限公司

Coaxial three-dimensional stimulated radiation loss super-resolution microscopic imaging method and apparatus thereof

The invention discloses a coaxial three-dimensional stimulated radiation loss super-resolution microscopic imaging method. The method comprises the following steps: 1) exciting light and loss light are subjected to beam combination, then modulated to linearly polarized light and adjusted to a line polarization direction; 2) a spatial light modulator is used for loading a 0-2 Pi vortex phase plateand a 0-Pi vortex phase plate to simultaneously perform twice modulation on the exciting light and the loss light; a part of the loss light is modulated to transverse hollow light spot, and the otherpart is modulated to axial hollow light spot; 3) the exciting light polarization is adjusted to circular polarization, and the direction of rotation is opposite to the direction of rotation of the vortex phase plate, and the loss light polarization is converted to the circular polarization, and the direction of rotation is same with the direction of rotation of the vortex phase plate; 4) the exciting light and the loss light are focused to a sample, the exciting light is the solid light spot, the loss light is the hollow light spot, and signal light emitted by a sample can be respectively excited and loosed; and 5) the signal light is collected to obtain the microscopic images corresponding to a scanning spot of the sample. The invention also discloses a coaxial three-dimensional stimulated radiation loss super-resolution microscopic imaging apparatus.
Owner:ZHEJIANG UNIV

Color regulating plate for solid light source projector

The invention discloses a color regulating plate for a solid light source projector, wherein a fixing hole is arranged on the center of the color regulating plate; the plate is divided a blue light area, a green light area and a red light area along the circumferential direction; the blue light area is provided with a light filter capable of penetrating blue and red lights but reflecting green light, a green fluorescent powder layer, a substrate and a light filter capable of penetrating green light but reflecting blue and red lights, from an incidence side to an emergent side; the red light area is provided with the light filter capable of penetrating blue and green lights but reflecting red light, a red fluorescent powder layer, the substrate and the light filter capable of penetrating red light but reflecting blue and green lights, from incidence side to emergent side; and the blue light area comprises the substrate. The chromaticity of three basic color lights of the color regulating plate is matched by adjusting the opening circumferential angles in the blue light area, the green light area and the red light area after a solid light source and the red and green fluorescent powder layers are confirmed. The color regulating plate can generate blue, green and red three basic color lights. When the color regulating plate is used, the color regulating plate rotates at a fixed speed, the color picture having no flicker and no tail of moving objects can be observed, and the color regulating plate has the advantages of high light efficiency, low power consumption, long service life, safety, light and handy property, and the like.
Owner:HANGZHOU KOTI OPTICAL TECH

Non-linear super-resolution microscopic method and device adopting photon recombination

The invention discloses a non-linear super-resolution microscopic method adopting photon recombination. The method comprises steps as follows: 1), an illuminating beam after collimation and beam expanding is converted into linear polarization light, the linear polarization light is modulated into circular polarization light and is focused on a fluorescence sample, and hollow light spots are formed for illumination; 2), the fluorescence sample is stimulated to emit saturated fluorescence, and fluorescence imaging is realized by a detector array consisting of multiple photoelectric detectors; 3), the hollow light spots detected by the detectors are subjected to corresponding translation and then are overlaid, an image of a first solid light spot is obtained, and imaging of a corresponding scanning point is realized. The invention further discloses a non-linear super-resolution microscopic device adopting the photon recombination. According to the method and the device, the non-linear effect of fluorescence is realized through high-power laser illumination, a single pinhole detector arranged on an image surface in traditional confocal microscopic imaging is replaced with the pinhole detector array, the photon recombination technology is adopted, the device is simplified, and the imaging speed is increased.
Owner:ZHEJIANG UNIV
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Try Eureka
PatSnap group products