Optics.org
daily coverage of the optics & photonics industry and the markets that it serves
Featured Showcases
Photonics West Showcase
Optics+Photonics Showcase
News
Menu
Cross-section of the SINTEF microphone including the readout electronics.
Cross-section of the SINTEF microphone including the readout electronics. A VCSEL illuminates a grating situated just under the membrane and one or several photodetectors measure light intensities in one or several diffraction orders of the grating, which is actually a diffractive lens with focusing capabilities.
© 2024 SPIE Europe
Top of Page