Projectors TRIZ Cases

Segmenting the light source and condensing optics reduces lens diameter and mounting error sensitivity while maintaining high luminance output in compact projectors.

Integrating laser sources with dichroic mirrors and a dynamic diffusion plate reduces optical losses and speckle noise in compact 3D displays.

A phosphor member with a reflective layer transmits mixed color light to an optical sensor for chromaticity detection.

A projector uses a reflective polarizer to recycle P-polarized light back into the conversion system.

A non-coaxial projection light source system uses a converging shaping lens group to direct excitation and fluorescent light along separate optical paths.

A projector system updates correction data by mapping feature points between separate camera and projector coordinate spaces.

Elastic member seals optical lens element within casing to isolate color wheel noise from projector body.

A heat conducting component connects a main body to a spaced heat dissipation plate in a rotating wavelength conversion device.

A floating image display device uses a light reflecting optical member with micro mirror units arranged in a matrix to form mirror images.

A projector displays a detecting image upon external connection to activate manipulation detection only when needed.

Laminated semiconductor structure with specific facet tilt angles distributes electrical current across the light emitting layer.

Aligning optical axes via a polarizing dichroic mirror reduces device complexity while maintaining high luminance and color purity.

A reflective diffractive grating surface combines red, green, and blue laser beams into a single mixed-color output.

A non-planar light homogenizing element uses asymmetric geometry to direct optical energy toward a light valve.

A diffusion portion in an optical member reduces luminance unevenness by scattering light at boundaries between refracting and reflecting fluxes.

A segmented microlens structure uses varying trench widths to create a gradient refractive index that focuses incident light onto photosensitive regions.

A gyroscopic sensor detects angular velocity and drives a compensation stage to adjust the mirror mechanism, correcting hand tremors and vibrations.

Folding mirror redirects light path between optical segments to compress projection distance and eliminate shadow issues from buried installations.

A projection display device uses asymmetric suction ports to draw cooling air along dust-proof walls for optical component thermal management.

Condenser lens positioning reduces synthesizing focal distance to shrink arc images on the second integrator.

Adjustable mounting brackets position projectors at varying distances, reducing keystone distortion processing load while maintaining accurate superimposition.

A laser dimming component adjusts beam spot shapes to match the light homogenizing inlet.

Coordinates optical element and power supply adjustments using APL-based correction data to resolve spectral changes during contrast optimization.

Shielding portion redirects cooling gas flow toward the connecting portion, resolving inefficient circulation and extending solid-state light source lifespan.

A projector detects its mounting position using a gravity sensor to determine light source suitability.

A projector calculates remaining light source life using optical sensors to notify users of operational status.

An emission-position changing mechanism dynamically adjusts blue light alignment with fluorescent light, eliminating color unevenness in projector illumination.

A projection display system combines independently modulated image lights to improve supplementary light source utilization rates.

A spatial light modulator receives time-sequenced light from an array of sources to produce high-resolution images.

Automated setup method uses grid-point image analysis to resolve installation complexity, reducing manual configuration time and costs.

A beam-shaping component adjusts light divergence angles along fast and slow axes within a laser assembly mounting groove.

A projection system distributes optical power across segmented lens groups to balance spherical aberrations and field curvature.