A medical photometer calculates tissue thickness using dual infrared wavelengths to separate signal contributions from blood absorbers and physical dimensions.
Alternating wide-gap barrier and narrow-gap well layers capture scintillation photons to reduce signal attenuation in thick detectors.
Segmented spiral zones direct surface plasmon polaritons to a focal point, resolving low coupling efficiency and large focal spots in imaging detectors.
A fluorescent dye mixture applied to gear teeth reveals contact zones under ultraviolet radiation for precise meshing assessment.
Yttrium-containing scintillator compositions optimize light output and response time while resolving fabrication predictability challenges.
Crossed micro openings in printed layers increase light transmittance for sensors while maintaining visual opacity to conceal internal components.
A partially opaque layer forms defined apertures on an optoelectronic sensor's active surface to control light transmission.
Scanning a Shack-Hartmann sensor across the pupil plane overcomes incident angle limits, enabling precise wavefront measurement of wide-angle lenses.
A diffractive signaling device integrates a diffraction grating on the mirror surface to generate illuminated symbols without altering the reflective architecture.
Simultaneous multi-source illumination captures reflection characteristics in a single image acquisition.