Projectors TRIZ Cases

Decentered aspheric lens reduces aberrations in compact optical paths, allowing external HUD mounting without degrading image quality.

Interlocking curved modules compress adjacent fabric edges to eliminate visible seams and acoustical reflections in portable projection screens.

A projection system projects distinct guides using separate projectors to simplify visual alignment tasks.

Curved liquid crystal slits switch image units in time sequence, resolving the contradiction between large viewing area and stereoscopic depth perception.

Inclined protrusions on a transparent screen redirect reflected light away from the viewer, reducing glare while maintaining high transparency.

Invisible infrared light ring enlarges visible laser spot on micromirror, increasing radiant power while maintaining brightness within safety limits.

Correction engine maps visual content to actual screen geometry using pre-computed parameters, eliminating double images from multi-projector overlap.

Forward tapered metallic lines allow a protecting layer to fully cover end portions, preventing oxygen ingress and oxidation in high temperature environments.

Amplitude adjustment and switching modules in the time code generation circuit prevent mutual interference between time code and audio signals.

A passive screen with an imaging layer captures multi-perspective views through a single integrated camera, eliminating the need for complex hardware arrays.

Redirecting beams via a combining module resolves non-uniform spatial distribution, enhancing color and brightness uniformity in projection devices.

Stationary flow guides create dedicated airflow channels beside the rotating phosphor wheel, enhancing heat transfer while reducing wind resistance and noise.

Segmented insulating carriers accommodate conductive bodies in grooves, reducing insertion loss while lowering waveguide weight and manufacturing cost.

Shared optical paths reduce light combining system volume while maintaining beam uniformity through preliminary homogenization of multiple color sources.

A projector illuminator uses a temperature adjuster to modify the polarization ratio of light passing through an optical element.

A focusing module uses a relay gear with a limited rotation stroke to control lens adjustment.

A projection lens supporting member integrates a position-arrangement member to fix the reflection mirror at a predefined location.

Pressure-sensitive adhesive aligns glass filter segments on a color wheel hub, eliminating thermal expansion stress and complex photo-reactive curing steps.

A projection control device corrects input image data by increasing pixel values in specific regions determined by light quantity distribution.

Segmenting adjustment into two independent axes resolves the trade-off between single-axis simplicity and multi-axis accuracy while reducing assembly time.

Temperature sensors adjust optical shift element velocity and period durations to resolve resolution-brightness trade-offs in liquid crystal projectors.

External metrology devices determine projector and surface orientation to project laser templates without surface-mounted targets.

A diffractive optical element redistributes spatial phase and light energy of scanning laser beams to form illuminating beams.

A reinforcement member extends from the container to the housing inner surface to increase structural rigidity and reduce resonance frequencies.

An LED kaleidoscope projects vibrant images onto surfaces using interchangeable optics and power sources.

Segmented evaporation channels stabilize the vapor-liquid interface away from the optical window, preventing light distortion caused by air bubbles.

A projection device uses a variable thickness thermal conductive layer to couple the light valve to a heat-conducting base for improved heat dissipation.

Segmenting the optical path into refractive and reflective systems balances wide angle projection with compact back focus length.

An optical coupler with thermally twisted fibers reduces laser coherence, eliminating speckle noise and interference fringes for clearer image quality.

Active color separation lighting directs RGB rays onto corresponding sub-pixels, eliminating traditional color filters that block light and generate heat.

Glass composition with specific solarization components maintains color stability under high power density blue laser irradiation.

A display system adjusts light cone angles via optical processing assemblies to modulate beams through controllable units.

A projection display apparatus uses a polarization separation coating to manage image and external light paths.

Collimating and diffusion layers reduce cabinet depth while maintaining image quality, avoiding high-cost Fresnel lenses.

A projection lens system uses a focus tunable component and lens elements with inflection points to adjust focal length.

An ultra-small-sized 4K-resolution projection optical system integrates a refraction lens assembly and an aspherical reflector to manage focal power distribution.

Annular flow channel in optical device holding section circulates liquid to cool the light modulation element.

A multi-layer projection surface uses a privacy screen filter to block light transmission from the rear while maintaining image visibility.

A projection illumination system uses a light separating element with a first coating region to direct laser beams toward a wavelength conversion element.

Optical sections shift light beams in intersecting directions to resolve nonuniform illuminance distribution across the modulator.

A heat dissipating device with a projecting transfer portion and substrate opening reduces dust adhesion on electronic parts.

Integrating signal transmission and sealing into one elastic member eliminates separate rubber components, reducing assembly complexity and automation costs.

Optimizing the frame section modulus between 0.5 and 7.0 mm3 prevents breakage from thermal expansion mismatch.

A projection apparatus adjusts brightness, contrast, and saturation based on detected reflected light spectrum to maintain image quality.

An image projector uses a MEMS mirror and beam splitter to create independent beams that average out speckle and moire patterns on a microlens array.

Segmented screens and local table illumination resolve the contradiction between wide viewing angles and safe service access in virtual reality sports pubs.

A projector lens lock mechanism secures adjusting members to prevent shifting during operation.

A single projector uses two color light sources and a polarizing beam splitter to generate sequential left and right eye projections for passive glasses.

An optical device uses a transparent window in its support structure to visually align the coil and permanent magnet, improving vibration characteristics.

A laser projection unit uses a glass and plastic lens combination to collimate light beams for depth camera applications.