Wavelength-selective optical filter separates excitation laser from display beam in Raman spectroscopy device.
Self-aligning spherical bearings correct temperature-induced tilt errors in FTIR interferometers, eliminating the need for high precision mechanical components.
Processor derives transformation functions to map uncalibrated color measurements into a standard raw data space.
A light source uses rotatable wire-grid polarizers to control linear polarization direction for mid-infrared imaging applications.
Coupling lens and integrated sample container lens concentrate excitation light, resolving low radiation density from large optical fibers.
Integrated curved mirrors in a multi-pass gas cell create variable optical path lengths, resolving the trade-off between detection sensitivity and throughput.
Holographic optical elements map specific wavelengths to sensor areas, replacing expensive scanning systems with cost-effective machine learning analysis.
Rotary motors swing paired lenses with opposite focal lengths to adjust the optical beam path, compensating for mechanical drift in compact instruments.
Segmenting the ultra-wide waveband into discrete ranges enables parallel processing that overcomes slow data rates in prior art scanners.
A plural third harmonic generation system splits laser beams to capture simultaneous multi-wavelength images of biological samples.
Multi-surface reflectors merge transmission and reception beam paths onto a common optical axis, reducing space requirements and production adjustment effort.
A holographic combiner diffracts multiple light wavelengths into a single beam for spatial light modulators.
Varying the movable mirror speed in a two-beam interferometer extracts periodic noise information, eliminating false peaks from spectral data.
A spectrometer breaks electromagnetic radiation into wavelength components to measure food intensity.
Azadipyrromethene dyes serve as stable chemical markers that detect dilution and adulteration in petroleum supplies via fluorescence analysis.
A 32-channel PMT spectrometer detects multi-color fluorescence signals with high sensitivity and speed.
Raman spectroscopy determines kerogen maturity by correlating band separation with vitrinite reflectance, bypassing destructive lab analysis.
A probe with a gripping part and groove portion holds the signal cable in a curved state for stable insertion.
Adjusting set emissivity in radiation thermometers enables accurate substrate temperature detection during flash lamp annealing.
Segmented shroud and fluid supply enable in-situ calibration across extended temperature ranges without removing installed sensors.
A radiation detector uses compound semiconductor materials to detect visible light without external filters.
Multilayer thin films compensate for oblique incidence angles to preserve spectral accuracy and prediction errors in high numerical aperture beams.
Raman spectroscopy evaluates probe molecule formation on graphene surfaces using specific peak intensity ratios.
A calibration method for identical spectrometers uses simulated error spectra to improve inter-instrument agreement.
A tunable notch filter spectrometer electronically selects spectral bands to construct high-resolution maps.
A rotating polygonal housing integrates imaging and spectroscopy sensors to switch modes dynamically.
A multi-core optical fiber integrates Raman and Bragg gratings for precise temperature sensing.
An integrated Fabry-Perot optical filter couples light via waveguides into a free-beam cavity, reducing dispersion and temperature dependence.
Discrete optical filters replace variable components to reduce calibration complexity while maintaining measurement precision.
Electro-optical electrodes modulate waveguide refractive index to scan interferograms, expanding spectral bandwidth beyond fixed sampler limits.
A spectrometer model optimization method adjusts free parameters using inverse spectrum analysis to refine parameter selection.
A multi-layer dielectric filter reflects backscattered light into a sample to boost illumination intensity.
A movable plate adjusts the opening region of an imaging housing to control light diffusion for multispectral cameras.
A multi-layer spectral modulation spectrometer uses liquid crystal modulators to reconstruct light spectra via temporal sequences.
Control unit monitors color information variation to trigger calibration only when values stabilize within a predetermined threshold.
A photonic memory device uses a ring resonator to store photons for high-density data integration.
A miniature color key enables direct visual comparison of tooth shade and neighboring teeth using a computer device.
A hyperspectral imaging device uses a micro lens array to compress optical path length while maintaining spectral resolution.
Multi-wavelength illumination and spectral filtering distinguish animals from grass by reflectance differences, reducing false alarms in fluctuating light.
Metallic nanoparticles enable surface-enhanced Raman spectroscopy to map analyte distribution within biological structures.
Merging wavelength converting members into one emitting portion reduces device volume while maintaining distinct normal and special light observation modes.
Merges light source assembly and support base into one module, eliminating optical fiber tubes to reduce assembly complexity.
A Fabry-Perot interference filter uses a separation region in the second layer structure to segment mirror portions and manage internal stress.
A reconstruction matrix transforms interferograms into hyperspectral data-cubes using periodic functions matched to selected wavelengths and retardances.
A spectral apparatus uses a transmissive diffraction element and reciprocal mirror reflections to separate light wavelengths.
A CCD spectroscopic apparatus moves a dispersed spectrum orthogonally to charge transfer for uniform data accumulation.
An aperture acts as a spatial filter to block surrounding ambient light, enabling accurate color acquisition without increasing device complexity.
Echelle grating and cross-dispersing element extend MEMS spectrometer wavelength range beyond one octave, achieving 0.5 nm resolution across 900 to 2500 nm.
Pulsed terahertz radiation images coating density and thickness to predict pharmaceutical dissolution profiles without destroying the sample.