Sandwiched thin film optical filter

Secure document of value and method of manufacturing same

Security element with flip-flop color change effect and...

Semitransparent mirror and methods for producing and...

Sequential cross-fading color filters and system

Spatial light modulator with robust mirror substrate condition

Spatially tunable rugate narrow reflection band filter

Spatially tunable rugate narrow reflection band filter and appli

Spectroscopic apparatus

Step-phase interferometric optical interleaver

Stress free and thermally stabilized dielectric fiber

Strongly-refractive one-dimensional photonic crystal prisms

Structure of a color filter

Substrate independent distributed bragg reflector and...

Substrate provided with antireflection films and its...

Surface-plasmon-wave-coupled tunable filter

System and method for increasing the diffraction efficiency...

System and method for self-interference fluorescence...

System for guiding a beam of electromagnetic radiation