Projectors TRIZ Cases

A projector adjusting apparatus uses a pivot shaft and threaded cable to rotate bases around multiple axes.

Replacing fragile transparent pipes and complex float mechanisms, the system employs a compact pressure gauge for reliable liquid level detection.

A light emitting device assembly uses an adapter to route excitation light through a drive surface, illuminating the wavelength conversion layer from the front.

Adjusting micromirror tilt angles separates stray light from the optical path, resolving size and contrast trade-offs in high-resolution displays.

An integrated heat dissipating module merges the water pump and tank into one casing, preventing pump failure at multiple angles.

A projector light separation optical system directs separated colored lights in intersecting planes to enable two-dimensional sub-pixel arrangement.

A projection device uses a guiding member to direct airflow laterally away from the optical path.

Cooling device directs airflow through integral housing to manage heat dissipation, resolving high temperature trade-offs.

Non-uniform phase differences across the element eliminate color unevenness and luminance drops in displayed images.

An urging portion offsets cam pin moments to prevent lens frame inclination, ensuring precise alignment and reducing operational force.

Bump textures on a rotating reflective element generate diffuse starry sky effects, eliminating heavy glass lenses and reducing structural complexity.

Spatial segmentation projects multiple affirmations simultaneously to enhance calming effects without increasing device complexity.

A control unit adjusts target luminance values to synchronize initial light rise across multiple sources.

A projection device casing structure integrates position-limiting grooves and stopper structures to secure a detachable protective mesh body within the housing.

Overlapping light source and valve modules in a projector reduce horizontal size, enabling dedicated cooling pathways that prevent overheating.

A structured light projection module uses a diffractive optical element to project speckle patterns via staggered superposition of sub-source arrays.

Time-sequential laser emission corrects color coordinates without sacrificing output brightness.

Segmenting thick piezoelectric devices into thin nested layers reduces rotational moments and elongation amounts for narrow projector spaces.

Vacuum processing achieves sub-45 nm surface roughness on multilayer optical films, resolving flatness trade-offs for high-resolution 3D projection.

An air gap in the bonding section reduces fluorescence loss at the reflection surface, increasing light emission efficiency for high-luminance projectors.

A calibration system captures structured light images to generate a ray model for accurate 3D image rendering in tiled displays.

A projection instruction device generates visual guidance on parcels to streamline manual sorting operations.

Folded frame edges position the driving assembly adjacent to the optical element, lowering moment of inertia by 14% and reducing vibration noise.

A projection lens combines a concave reflective surface and convex transmissive surfaces to form an intermediate image within the optical element.

Asymmetric concave mirrors in a virtual image display device reduce double images while maintaining visibility at shorter viewing distances.

A rotatable projector module and vision sensor enable independent axis rotation for flexible image projection.

Infrared sensors detect objects in the field of view, triggering pixel decimation to lower optical power exposure while preserving image brightness elsewhere.

Segmented phosphor rods reduce etendue and improve luminance by maintaining small exit areas while increasing total light output.

A laser module combines beams from multiple sources using mirror devices and beam splitters to create an overall laser beam.

A scanning laser projector splits coherent light into orthogonal polarization components and recombines them with a relative delay to reduce speckle artifacts.

An eight layer antireflective film on a projection lens substrate uses alternating refractive indices to suppress surface reflection.

Lateral displacement of the inner guider via elastic protrusions simplifies maintenance by eliminating complex rail detachment procedures.

A lighting device uses a mirror optical unit to redirect unconverted excitation radiation back onto the wavelength conversion element for reuse.

A lighting system uses a reflective element to project a line of light with an adjustable opening angle.

Segmented shade design channels air between reflector and cover to prevent thermal deformation and boost cooling efficiency.

Cycling liquid crystal retardation controls primary color polarization without wavelength dependency, eliminating speckle patterns while minimizing device size.

Optimizing the intermediate image height relative to the focal length reduces the concave mirror size and housing volume.

An asymmetric wedge lens adjusts incidence angles to shrink projector volume while maintaining over 10 lm/W optical efficiency.

Segmented flat substrates connect through slot-and-tab interfaces to maintain consistent promotional messaging as products sell.

An optical module expands laser beams to match light spot areas across color channels for improved beam uniformity.

Three positive lens groups form an intermediate image to reduce optical system length while maintaining high optical quality.

An integral light shielding member absorbs stray polarized light to prevent thermal deterioration of the projector housing.

Modular heat dissipation device manages thermal load in dual DMD projection systems, resolving heat accumulation from high-intensity LED arrays.

Separate perpendicular airflow paths prevent turbulence and noise while maintaining stable air flow rates for effective heat dissipation.

A projection lens locking mechanism controls rotation via a holder and urging portion.

Rigid mounting eliminates calibration time while the moveable table assembly rotates and translates.

Oscillating the integrated lens array disrupts fixed optical interference patterns, reducing illuminance unevenness in laser projectors.

A projector uses two diffraction elements to diffract image light and perform angular compensation for compact integration.

A multi-chip laser light source module positions groups on different planes to align beams via beam-combining devices.

A light source device manages polarization states to combine red laser and fluorescence components for illumination.