Material Analysis By Optical Means TRIZ Cases

Staged etching and self-aligned beads tune metal nanogaps, improving surface plasmon resonance sensing accuracy.

A hydrophobic first resin layer and low-autofluorescence second layer improve solvent separation and fluorescent detection accuracy.

Diffuse-reflection testing calculates color breakup and hue values to determine whether a display screen meets quality ranges.

Oblique channels form a shielding-gas cushion that limits particle buildup on sensor glass and extends cleaning intervals.

This case transforms full-loop optical data into short-loop data to measure memory arrays despite buried CMOS interference.

Low-coherence interferometry and autocollimation enable one-step 3D deep-hole inspection with alignment compensation.

Low-duty-cycle infrared pulses and spectral de-mixing improve chemical composition extraction while preserving spatial resolution.

A 40% reflectance difference between wiring and intermediary layers enables accurate outer-shape inspection with 650–950 nm light.

Measure all diffraction orders simultaneously for higher optical test throughput.

Crystal geometry and mineral components feed a GBDT model for rapid, whole-well sandstone drillability prediction.

This microscope case uses tube lens placement below focal length to correct thick-flowcell distortion without specialized objectives.

Self-diagnostics between observations protect results and simplify apparatus maintenance.

Focused optical beams enable contactless photoacoustic imaging without coupling agents.

This case uses a kinematic flexure and aspheric objective to reduce optical complexity, aberrations, and laser power needs.

A retractable pathlength adjuster switches between pathlengths in one flow cell, reducing complexity while preserving measurement accuracy.

This reader identifies diagnostic cartridges by barcode and automatically times lateral-flow reactions for consistent fluorescence analysis.

A defocused image and backpropagation expand effective dynamic range for accurate surface maps across bright and dark regions.

Alternating THz radiation and non-radiation signals separates concealed-article images from subject contours and features.

Self-diagnostic data gathered outside observation periods supports accurate diagnosis and more efficient analysis apparatus maintenance.

An extruded cuvette uses integrated measuring and auxiliary channels for variable-length spectroscopy without adapters or redesign.

Measures fluorescence lifetime to identify fluorophores and dynamically adjust excitation and imaging settings during surgery.

A dual-waveguide sensor uses differential light signals to detect pathogens.

This microscope uses a deformable photonic crystal substrate and reflected light to measure cellular forces accurately with less noise.

Bayonet locking enables one-handed detector alignment while preventing accidental detachment.

A microlens array and detectors with different resolutions enable fast 3D volume capture while limiting sample damage.

Pillar arrays steer, focus, and polarize light while improving transmission efficiency.

Alternating terahertz radiation and signal subtraction generate separate images for concealed articles and inspection-target contours.

Buried oxide waveguides reduce light leakage and simplify optofluidic fabrication.

A rotating battery, single camera, and boundary-point reconstruction combine 3D scanning with surface inspection.

This holder uses rotatable rod-manipulators and insulator fingers to switch electrical contacts without opening the inert-atmosphere cavity.

Dual-wavelength scattering and fluorescence separate nucleated red blood cells from white blood cells without red blood cell ghosts.

A switched light path uses one photodetector for concentration and reference measurements, reducing drift and moisture-related errors.

A photometer detects reagent concentration changes and adjusts calibration curve gradient and blank value for accurate analysis.

A reagent-based urine test measures lactate as a marker to support rapid, accurate differentiation of MIDD from other diabetes types.

Track sensor identity and calibration status to protect portable gas analysis accuracy.

A two-dimensional DUV map verifies pellicle suitability, helping preserve EUV throughput while preventing photoresist image degradation.

Shared infrared components and threshold comparison enable gas detection and abnormality checks during normal sensor operation.

A bundled optical-fiber LSPR sensor counts thresholded signals across fibers to measure low-concentration antigens more precisely.

An infrared device inspects hot plastic preforms during molding, enabling early failure detection and process control without reheating.

Inspect warm preforms before cooling to improve quality control and cut waste.

Manual cassette scanning normalizes reflected light to identify test and control lines.

A composite seal transmits piezoelectric vibration while heating vaporizes droplets, reducing energy use and element heat damage.

Shadow-based reconstruction combines images under varied lighting to detect minor tire surface damage missed by 2D analysis.

Continuous baseline-noise tracking uses moving mean-squared error to account for drift and thermal noise during flow cytometry.

A chip-scale gas sensor combines IR filtering and cavity detection for fast, selective sensing.

A rotating arm folds the display into the pipeline endoscope housing, reducing box volume and avoiding box opening during operation.

Automate solid-sample preparation with centrifugal transfer in a lateral flow assay device.

A handheld camera and processor standardize distance, light, and alignment before quantifying lateral flow test signals.

Angled reflectors, waveguides, and diffuse backlighting reduce glare and shadows for more accurate bacterial colony imaging.

A guided carrier and push-lock assembly streamline chip handling, reducing detection time, equipment needs, and contamination risk.