Sacrificial micro-gratings
Scale and encoder including differently spaced pattern lines
Section grating generator
Security element
Security element comprising macrostructures
Security element with diffraction structures
Show-through security packaging system for digital media
Sighting optics including an optical element having a first...
Sighting optics including an optical element having a first...
Single binary optical element beam homogenizer
Single fold optical magnifier for use in image manifestation app
Single grating laser pulse stretcher and compressor
Solid state imaging apparatus
Space-variant subwavelength dielectric grating and...
Space-variant subwavelength polarization grating and...
Spatially multiplexed optical signal processor
Spatially-varying distributed Bragg reflectors in optical media
Spectral beam combination using broad bandwidth lasers
Spectral optical element
Spectral optical element