Diffraction Gratings TRIZ Cases

A double-sided beam expander design utilizes oriented diffractive optics to separate color channels within a single waveguide substrate.

Dual-period holographic masks enable wafer alignment without extra systems, reducing complexity and errors.

Segmented in-coupling optics double angular bandwidth to widen field of view and brightness without increasing waveguide footprint.

A projection lens correction group moves along the optical axis to adjust field curvature.

Segmented grating element groups adjust slit positions for viewers while reducing electrode counts to prevent short circuits and line defects.

Achromatized diffractive spatial light modulators divide mirror areas into phase regions to support coherent light modulation across multiple wavelengths.

A thin film total internal reflection diffraction grating uses a dielectric layer to achieve high diffraction efficiency.

Concave-convex light extraction patterns and phase gratings reduce total internal reflection to improve brightness and black visibility.

Eye tracking directs light to specific diffractive liquid crystal lenses, resolving optical efficiency loss and chief ray mismatch in Maxwellian-view displays.

Time sequenced activation of grating pairings expands angular bandwidth beyond thirty degrees without increasing waveguide thickness.

A suspended bolometric micro-plate detector uses a patterned membrane to focus incident radiation onto the sensing elements.

Grating structures direct light to specific viewpoints, resolving the focusing-converging mismatch that causes viewer dizziness in 3D displays.

A zoom lens uses a negative meniscus front unit and positive rear unit to achieve a super-wide angle of view.

Sulfide bonds form at the resin interface of a diffractive optical element, suppressing peeling in high-temperature and high-humidity environments.

Stair line approximation minimizes wavefront disturbances and scanning signal errors by maintaining smooth edge roughness profiles.

A diffractive optical element architecture integrates in-coupling, expanding, and out-coupling zones within a single waveguide structure.

Segmented lens groups reduce focusing stroke and weight while correcting aberrations across object distances.

Opposite-sign phase and aspherical functions suppress flare from high-order diffracted light while correcting chromatic aberrations.

Inclined concave walls prevent luminance irregularities and protect against mechanical interference.

Segmenting the second lens group isolates the moving image stabilization unit, reducing weight while maintaining optical performance.

A shooting lens incorporates an adhesion multiple-layer diffractive optical element to correct chromatic aberration across three lens groups.

A lens rotating mechanism adjusts focal position accuracy by compensating for non-uniform surface shapes.

A lens array with a pitch larger than the emitter array causes collimated beams to diverge before reaching a diffractive optical element.

Varying grating periods direct colored light to specific eyes, resolving immersion decline in near-eye displays.

An aberrant optical element distributes zero-order energy throughout the replay volume, avoiding blind zones while maintaining diffraction efficiency.

Multiple lens groups move independently along the optical axis to enable continuous zoom, resolving image blur caused by digital zoom limitations.

A blazed grating pre-corrects angular dispersion from a digital micromirror device, enabling simultaneous multi-color imaging without precise alignment.

A plastic imaging lens uses a diffractive optical surface to correct chromatic aberration while maintaining a compact form factor.

Switchable waveguide optics focus elements reduce eye strain by aligning virtual image focal distance with the environment.

A diffractive optical waveguide uses a coupling-in end light-return grating to redirect stray light toward the output region.

Segmented nanostructures offset chromatic and geometric aberrations, reducing imaging apparatus thickness.

Optical waveguide structure uses varying coupling-out grating efficiencies to maintain consistent image light brightness across the pupil.

Planar light diffraction elements use segmented microcell fixation to maintain optical computing functionality.

A single-layer diffractive micro-optical system creates kinematic motion effects using multigrade kinoforms.

Etched phase masks diffract light to project personalized images, replacing mined diamonds and reducing environmental impact.

A zoom lens uses specific movable unit loci to optimize refractive power distribution across the optical system.

A silicon-based metasurface uses discrete geometric structures to manipulate light through Mie scattering and geometric phase modulation.