Optical Filters TRIZ Cases

An insulating oxide matrix shields perovskite crystals from oxygen and water, preserving photoluminescence yield under thermal stress.

A five-element PNPPN lens structure reduces optical aberrations and flare through specific surface curvatures.

A six-element aspheric lens assembly with inflection points corrects peripheral aberrations and reduces back focal length.

Segmented optical material layer with distinct filtering portions enables simultaneous visible and infrared signal detection in fingerprint sensors.

Light-transmissible regions on the touch flexible printed circuit allow bottom-up ultraviolet curing, preventing adhesive leakage caused by black matrix shielding.

Stacked films with distinct refractive indices direct illumination to enable 3D image projection without glasses, reducing power consumption.

Dynamic sensitivity adjustment prevents signal saturation from large particles while maintaining high precision for fine contaminants on substrates.

Graded neutral density filter employs distinct antireflection and absorption layers to eliminate ghosts and flares across varying transmittance zones.

Multi-layer dichroic coatings on electronic device glass resolve manufacturing complexity trade-offs while delivering customizable color profiles.

Aspheric fourth lens element corrects off-axial aberrations, resolving the trade-off between compact axial distance and relative illumination.

A color filter uses pixel units combining subtractive and additive films to enhance light intensity.

Zirconia compound particles with controlled crystallite size enhance ultraviolet light transmissivity in photosensitive colored resin compositions.

Transparent conductive layers sandwich the black matrix to eliminate electric field interference, reducing green mura and light leakage in displays.

Segmented four-lens design corrects peripheral aberrations from large apertures while maintaining miniaturization.

A fixed aperture uses wavelength-selective materials to control light entry without mechanical movement.

A laminate uses a fill material with matched refractive indices to bridge gaps between transparent panels.

Segmented lens elements with optimized curvature radii reduce aberrations to improve resolution in 3D depth cameras.

Unequal dielectric layer thicknesses stabilize spectral curves against angle-induced shifts, enabling reliable wavelength selection for anti-spy applications.

Selective color filtering renders polarized glare visible, resolving the trade-off between glare reduction and hazard detection.

Electron-withdrawing substituents on the pyrromethene-boron complex stabilize the material against oxygen while maintaining narrow emission half-value widths.

Varying the diffractive lens pitch across sections focuses blue and yellow light, reducing loss from lens misalignment.

Alternating narrow band filters in a parallax barrier separate spectrum groups to increase viewing points for three-dimensional displays.

A polymeric optical filter with a lutein layer selectively transmits beneficial blue-green wavelengths to stimulate retinal function.

Integrating touch electrodes into the color filter substrate reduces signal interference and lowers manufacturing costs.

A multilayer film and absorption film structure with specific transmittance differences reduces color shift and ghosting in photographic devices.

Hydrogen-bonded squarylium colorants in resin improve light resistance and solubility while blocking 400 to 700 nm wavelengths.

A nanostructured optical filter uses intersecting transmission gratings and a polariser to enable standard CMOS fabrication.

Segmenting the heat-ray reflection film into discrete islands allows radio waves to pass through gaps while maintaining infrared reflectance.