Using Optical Means TRIZ Cases

A beam path adjustment apparatus tracks moving objects using a unified optical setup with divergent expansion and spatial deflection.

An optical angle sensor uses a diffraction grating to generate interference fringes, eliminating rotary slit plates and reducing manufacturing costs.

Image capture terminal decodes container barcodes without stopping handling machines, resolving limited reading areas and low accuracy of laser readers.

An optical head uses triangulation to generate non-contact thread profiles.

A reflecting mirror divides light into two beams to calculate its own reflection angle without a rotary encoder.

Clustering algorithms segment unevenly spaced point clouds to extract curves, enabling accurate 3D modeling of small diameter objects like overhead cables.

Multi-wavelength LED array detects reflected light intensity to calculate paper edge position, reducing power consumption across varying paper reflectance.

Minimize overlay errors by deriving correction terms from periodic structures, resolving aperture misalignment issues.

A standard-light generator uses a circular-ring slit to create diffraction patterns for precise straightness measurement.

Deflection unit compensates beam direction deviations caused by measuring reflector tilting to maintain position determination accuracy.

A laser interferometer uses a polarizing beam splitter to combine measuring and reference light for simultaneous 3DOF linear geometric error detection.

Parallel strings support large wafers to eliminate gravity-induced bow, enabling accurate thickness measurement via optical interference fringes.

A TOF sensor provides bounded error depth data to resolve phase ambiguities in high-frequency structured light imaging.

A triangulation scanner uses a 450 nm blue-light projector and paired cameras to capture three-dimensional coordinates in a local frame of reference.

Segmenting the OCT system into a compact handheld probe and external processor resolves the trade-off between portability and imaging reliability.

Selective light source emission and weighted image compositing resolve the trade-off between wide-range accuracy and power consumption.

A fiber bragg grating interrogator uses overlapping spectral ranges across multiple output ports to distribute optical signals for accurate wavelength detection.

Optical scanning calculates displacement fields to determine scaling factors, resolving geometric deviation errors in strain measurements.

Real-time pressure sensor feedback adjusts printing cylinder positions to maintain optimal ink transfer and eliminate waste from suboptimal initial alignment.

Segmenting posture control from the heavy stage eliminates cosine errors during angle adjustments, maintaining coordinate system integrity.

A granite workbench supports a firmly coupled glass graduated plate to create a thermally stable measuring device.

Skew inverse FFT generators extract phase values from electric field signals, resolving measurement speed and precision bottlenecks in semiconductor processes.

A wheel alignment head switches between operation modes to reduce power consumption and extend battery life.

An optical switch routes a measuring beam through multiple scanning devices, enabling continuous data acquisition while eliminating stabilization delays.

Silicon dioxide waveguides minimize backscattering in a compact interferometer, resolving the trade-off between device size and signal quality.

Segmented frame tools with laser emitters transfer reference positions accurately, eliminating manual measurement errors and reducing setup time.

A scanning unit deflects light into symmetrical diffraction orders to produce mirror-symmetric partial beams with identical optical path lengths.

Refractive elements laterally shift light beams to determine angular position, enabling high-speed measurement without mechanical interferometer limitations.

IR reflective points on headgear enable angular orientation determination through filtered light imaging, eliminating complex fiducial markers.

Full-field multi-mode wavenumber spectroscopy resolves closely spaced wave modes in thick structural steel to enable accurate wide-area corrosion detection.

Laser alignment systems guide piston insertion to prevent cylinder damage from manual misalignment errors.

A wear inspection apparatus acquires surface shape data and calculates an approximation line to determine the degree of wear from worn portions.

A self-mixing interferometry sensor uses a distance reference with known optical thickness to stabilize measurements.

Automated laser tracking with reflective measuring bodies determines roller orientation, eliminating manual measurement delays and crane dependency.

Focused luminophore illumination with a dichroic beam splitter reduces heat generation and mechanical wear while maximizing optical power.

A laser projection module uses a diffractive optical element to switch between patterned and uniform light field projections.

A gradiometer uses freefall test masses and light beams to measure gravity gradients.

Dual radiation sources and wavefront multipliers determine surface shape changes, resolving measurement accuracy limits on optically diffusive surfaces.

Multi-wavelength irradiation determines shallow depth profiles by optimizing weighting factors to compensate noise and drift components.

Real-time visual feedback on data density and tracking stability helps operators adjust scanning speed to maintain optimal measurement precision.

Parallax focusing techniques project a laser spot onto items with varying heights or curved surfaces, resolving adaptability versus complexity trade-offs.

A light emitting device aligns with a bore center to reflect off the chamfer surface, producing a two dimensional image of the geometry.

Optical imaging replaces destructive testing to measure asphalt density and moisture, eliminating operator dependency.

Interference signals and spectrum analysis classify surface height offsets, resolving throughput limitations in multi-layer wafer measurement.

A handheld time-of-flight apparatus uses a 40,000 lux laser source paired with a polarized diamond-grade reflector plate for precise distance detection.

Optical phase mask segments light fringes into intensity signals for single-point detectors, replacing computationally intensive multi-pixel analysis.

Adjusting the collimating lens position along the optical axis compensates for chromatic focus shift and non-common path errors across different wavelengths.

A laser projector casts a scale template and measurement pattern onto an article for an uncalibrated camera to record.

A multi-frequency optical source and photodetector generate an electrical difference frequency signal for sensor data.