Using Optical Means TRIZ Cases

Integrated sensors measure reel diameter, width, core alignment, and winding irregularities to catch shape defects without slowing production.

Drawing data is matched to the workpiece image so measurement points and conditions are set automatically, reducing setup effort and CAD expertise.

Low-coherence interferometry scans hole walls to detect interface gaps, sealant, and debris faster than manual feeler gauges.

A broad-spectrum light source and dispersion lens enable accurate 3D profiling of specular surfaces with lower cost and simpler optics.

Different refractive optical plate regions create multiple focus planes on one sensor for simultaneous 3D triangulation and 2D imaging.

Optical target imaging automatically identifies axle count and spacing on heavy vehicles, cutting manual setup time and alignment errors.

Nonuniform flash illumination steers more light to critical regions, improving far-object LiDAR detection without exceeding eye safety limits.

Two converging laser beams and image sensors estimate surface distance more reliably than infrared or sonar in mobile robotic devices.

Convex diffusion patterns reshape LiDAR and d-ToF emission beams to reduce angular distortion and improve depth detection accuracy.

Multiple optical micrometers and displacement gauges measure glass tubing OD and wall thickness to derive ID and concentricity in real time.

Switching between optical and contact probe tips avoids stylus deflection and mirror-surface instability in precise 3D shape measurement.

Measured working gap variations are offset by modulating light intensity, polarization, and phase to keep photoresist critical dimensions uniform.

Telecentric imaging and collimation optics decouple surface slope measurement from depth, reducing calibration error and low-frequency shape error.

Metal housing, glass lenses, and elastic or thermal biasing keep confocal optics aligned in high heat for reliable displacement measurement.

Differential-expansion rings and spacer-bolt assemblies passively hold mirror focal distance under thermal loading while reducing mass and failure risk.

Distance scans across an inclined reference surface let this setup measure rotary angle, perpendicularity, and parallelism in small spaces.

Two spaced self-mixing interferometry sources use signal frequency difference to measure rotation without calibration and resist dark speckle loss.

Distance sensors check substrate support flatness, roughness, and alignment before chamber use, enabling corrective action to reduce scrap.

Reference-point matching and a common direction vector align laser line scanners faster while reducing skew in 3D measurement data.

A dual-optic light array projects spot patterns while partially expanding the same beams for uniform flood lighting, improving 3D range and resolution.

A dual-field detection setup measures spatial light modulator reflector offsets and corrects exposure positioning for more precise pattern formation.

Optical measuring fiber on the actuator rod detects force and position accurately while avoiding complex steering sensor hardware.

External LiDAR scans gas cell interior surfaces to estimate volume, lift, and buoyancy in flight with higher accuracy than indirect methods.

Multiple triangulation sensors capture more transverse data points to improve windscreen curvature accuracy in critical optical areas.

Sequential THz and complementary measurements isolate substrate and coating signals to improve multilayer thickness and optical property characterization.

Dual projectors, filtered cameras, and onboard processing enable high-resolution 3D coordinate measurement without tethered external computing.

A rotating infrared sensor and near-field reference source correct parasitic-flux non-uniformity while extending thermography to a 180° panorama.

Auxiliary height images guide phase unwrapping in digital holograms, extending range on discontinuous surfaces while preserving nanometer-scale accuracy.

A compensation formation between the lens and support suppresses THz multiple reflections, improving layer thickness and distance measurement accuracy.

Interchangeable contact and non-contact probe tips use beam splitting and interference detection to measure low-roughness and complex shapes accurately.

Integrated VCSEL emitters and photodetectors generate SMI signals to reduce parallax, simplify 3D sensing, and detect shape and motion.

Chromium, chromium oxide, and chromium nitride layers cut red/NIR reflectance in encoder scales, improving signal contrast and detection accuracy.

A MEMS mirror fuses lidar sensing with vector laser projection to deliver visible real-time alerts with lower power, size, and weight.

Controlled sidewall roughness in a multilayer light-shielding film helps photomasks resist SC-1 cleaning damage while preserving resolution.

Sparse illumination patterns and event-triggered pixels cut memory and latency while preserving accurate depth-map generation.

Overlapping point groups are used to align zoom magnifications across range-finding cameras, improving 3D stitching accuracy and resolution.

A low-profile optical assembly measures wafer-to-object gaps in tight plasma chambers without disrupting robot motion or plasma uniformity.

A broad-spectrum light source and dispersion lens enable accurate 3D profiling of specular and inclined surfaces without a spectrometer.

Optical coherence tomography scans large wafers quickly while calibration and optical correction reduce field-curvature errors.

Final slices are made thinner or thicker to reach the target remnant length, improving yield while avoiding gripper collision.

A rotating and dual-swing frame orients calibration elements in multiple directions, improving 3D measurement accuracy with simpler control.

Sparse landmark recognition and 3D skeleton projection enable interactive object tagging from 2D views without dense depth maps or heavy processing.

Dual-field detection and position switching measure reflector offsets and rotation in spatial light modulators for more precise substrate patterning.

Optical axis detection aligns a movable measuring head to unsupported metal pipes, improving thread measurement accuracy and reproducibility.

A trench-inserted aperture, folding prism, and fiber enable wafer-level profiling of large-NA laser beams without bulky relay-lens imaging.

Reflected-light sensing measures optical fiber cleave angle to 0.5° or better, improving alignment accuracy and assembly reliability.

ROC-dependent conjugate image positions let fiber connector curvature be measured without costly interferometric microscopes.

A separate germanium or InGaAs photoelectric layer boosts iToF light capture while preserving pixel separation, resolution, and low dark current.

Dual apertures and mirrors sample rays from different eye box locations to measure XR beam parallelism and virtual image distance accurately.

Orthogonal-signal demodulation and FM preprocessing keep reference phase aligned despite oscillator drift, improving displacement accuracy.