Optically Investigating Flaws/Contamination TRIZ Cases

Pre-captured images stored in a database enable centralized visual inspection of printed circuit boards, reducing tact time across multiple production lines.

A fluorine-doped silicon oxide thin film protects optical components with high density and stable refractive index.

An integrating sphere collects emitted light from a luminescent film to resolve measurement precision versus device complexity trade-offs.

Parallel laser beams illuminate particle-discharged inspection targets, reducing noise from secondary reflections to enhance defect detection sensitivity.

A detection unit with a camera inspects drinks closure cap inner walls to evaluate cutting blade quality without interrupting the production line.

Automated inspection apparatus generates curve charts from scanning parameters to detect wafer surface defects.

A prism divides reflected light into multiple beams detected by separate photodetectors to identify real defects on semiconductor wafers.

A vehicle sensor window cleaning system uses adaptive air and liquid pressure settings to remove contaminants from detection surfaces.

A rotational phase plate introduces random phase changes to laser light, enabling uniform illumination through an array integrator.

Segmented head units integrate light sources and guide units to resolve integration difficulties in substrate processing apparatuses.

Automated optical detection replaces manual inspection to improve contaminant identification reliability without increasing device complexity.

LIDAR arrays measure rail head geometry to identify defects without manual inspection.

Dual-wavelength normalization compensates for diameter-dependent light variations, improving contamination detection accuracy.

Combines dye penetrant and removability test sections on one main body, reducing time and costs associated with separate panels.

A web inspection calibration system converts sensor data into the frequency domain to compute calibration constants.

An optical lighting system marks defects on moving glass to replace costly physical markings and reduce manual verification time.

A balancing section moves opposite the movable section to counteract vibration, allowing high-speed optical scanning without increasing device weight.

Azimuthal spectra analysis determines a difference spectrum to detect subsurface defects and assess pattern quality without time-consuming imaging.

Synchronization controller coordinates detectors and light sources to capture images in specific illumination modes.

Rollable electronic devices detect foreign substance contamination in flexible displays via optical sensing to prevent housing damage.

Oscillating a translucent carrier body via ultrasonic levitation suspends materials above optical sensors, enabling complete underside inspection.

Dual-camera 2D imaging compares slot positions on opposite sides of cardboard products to detect squaring issues without stereo hardware.

Segmented wedge stage minimizes motor load and distance to granite plate for precise alignment.

A testing device uses linearly adjustable light sources to generate a stripe pattern for transilluminating transparent test specimens.

An LED row illuminates wide products uniformly, eliminating multiple scans and reducing detection errors.

Plate member positioning marks enable camera self-alignment on woven fabric, eliminating manual monitor checks and reducing inspection time.

Adjustable lighting directions generate localized shadows to resolve the trade-off between broad inspection coverage and clear edge extraction capability.

Fluorescent dye binds organic contaminants in a surfactant-stabilized microemulsion, distinguishing them from inorganic particles for accurate measurement.

Rotating optical assemblies around stationary containers resolve the contradiction between high-speed inspection rates and precise defect detection.

A blank mask inspection system uses segmented side illumination units with LEDs to irradiate light beams at specific angles for defect detection.