Using Optical Means TRIZ Cases

By combining 3-way levels, magnets, and measuring functions in one portable tool, this case reduces the need to carry separate construction tools.

Automatic reference-point detection replaces manual gauging to align laser scanners and improve stockpile position and volume measurement.

ROC is derived from fiducial conjugate image focus shifts in a fiber connector, avoiding costly interferometric microscopes.

A fiber optic interferometry probe scans hole walls to detect interface gaps, sealant, and FOD faster than manual feeler gauges.

A fixed lens varies aperture and pixel clustering to deliver virtual zoom with stable resolution, edge detection, and lower mechanical complexity.

Chromatic confocal sensing and microwave feedback keep the probe off the surface, preserving resolution, scan speed, and probe life.

3D body scans guide selection of modular helmet or pad components to improve fit, comfort, and force distribution during impacts.

Multi-step mirror control timed to half the oscillation period suppresses ringing and supports faster, more accurate laser scanning.

2D LIDAR and filtering track tether departure angle in slack UAV winch setups, improving real-time control precision and reducing errors.

Fabry-Pérot wavelength filtering isolates in-focus reflected light, reducing shadowing and improving displacement and 3D shape measurement.

Corner thickness readings are adjusted with warpage data so a load port can distinguish single and stacked square plates more accurately.

Coherent light interference enables contactless in-line fusion draw glass thickness mapping despite sheet position and orientation variation.

An asymmetric diffusing layer spreads light along pixel columns, improving 3D triangulation sub-pixel depth accuracy without row-direction blur.

A combined OCT and camera optical path with variable focus helps visualize the ossicular chain through the tympanic membrane for diagnosis and planning.

Local temperature sensing in the CMM reader head enables real-time thermal compensation for more accurate displacement data outside controlled environments.

Directional light diffusion spreads light along pixel columns while preserving row detail, improving sub-pixel depth precision in 3D triangulation.

Non-uniform OCT depth weighting suppresses speckle holes and improves rigid-structure vibration velocity estimates under acoustic stimulus.

Pixel-group light measurements through an AR waveguide simplify alignment and uniformity testing while reducing capture and processing time.

Pattern sensing with a dummy lens guides multi-axis projector and waveguide alignment to prevent skewed or incomplete display images.

Isolators between the synthesizer and switching circuit prevent load fluctuation, enabling stable fast comb switching and shorter distance measurement.

Cross-vehicle imaging of opposite-side calibration targets corrects mounting deviation and improves four-wheel alignment measurement accuracy.

By translating the sample to hold optical path length constant, this case extends 3D optical tomography depth with partially coherent light.

Calibration targets link multiple measuring units into one coordinate system, improving four-wheel alignment accuracy across the vehicle.

Calibration units link multiple measuring devices into one reference frame, improving four-wheel alignment accuracy despite separate coordinate systems.

Cross-vehicle imaging of a calibration member lets paired aligner units verify relative position and improve wheel measurement accuracy.

Reference-ferrule imaging measures core-to-ferrule offset vectors without rotating the test ferrule, improving throughput and precision.

Non-contact plate sensing characterizes plate position on press to automate pressure and register setup without printed waste.

Switching between measurement and reference interference paths corrects optical path drift and preserves depthwise eye measurement accuracy.

Automatic vehicle type recognition and position sensing trigger trunk-only scanning in motion, improving inspection speed and reducing human error.

Vertically stacked photosensitive areas and transfer gates let one pixel capture visible and depth data in a unified image sensor.

Precalculated lens-to-distance mapping lets laser measurement maintain reflected light reception while avoiding slow autofocus steps.

Uniformly distributed suspension beams keep a metrology probe vertical while allowing free surface tracking for precise 3D measurement.

Using a multi-spatial-mode swept source, this OCT case shows how flatter illumination reduces pixel cross-talk and coherent artifacts.

Dispersion data from OCT interferometric signals enables accurate eye length measurement without added biometric hardware or manual estimation.

Waveguide width tuning and planarization-layer recesses counter thermal expansion forces that shift PIC interferometer wavelength.

Time-spaced image comparison detects very slow structural deformation and long-wavelength vibration without complex sensor setups.

Two fixed reflecting surfaces enable single-stroke ocular axial length measurement, cutting scan time and reducing patient movement errors.

Body-part reference lengths and image calibration let a single camera measure user distance accurately despite blur and mirror reflection.

An internal diffraction pattern and focal-plane metrology track wavefront drift, enabling continuous telescope alignment without extra length.

Knife-edge interferometry scans photomasks with fringe patterns to detect line-edge roughness and defects faster than SEM.

By comparing outer and inner core wire strain, this case separates torsional and tensile components for precise optical fiber ribbon measurement.

Normal-direction illumination and imaging measure specular surface shape without semi-transparent mirrors, reducing optical system size.

Image recognition replaces fixed-distance laser detectors by tracking target images before and after rotation to calibrate laser levels accurately.

Time-window filtering captures direct reflected light while excluding multiple reflections, improving 3D triangulation accuracy and latency.

An oblique laser beam and reflected diffraction pattern measure wafer twist and tilt without harsh-environment sensors, improving implant alignment.

Ambient light measurement tunes IR pulse power and detector settings to cut screen distortion, power use, crosstalk, and noise.

Fused fiber couplers and balanced detection recover phase and amplitude while suppressing intensity noise near the shot-noise limit.

Distance and shape sensing guide capture positions for specular images across complex surfaces, enabling accurate 3D gloss modeling.

Differential signals from selected optical sensor elements cancel contamination and ambient disturbances for stable print medium edge detection.

A pixel conductor and charge-accumulation layout preserves charge distribution efficiency at higher drive frequencies for more accurate distance measurement.