Optical filter having a shaped filter function

Optical filter having cascaded long-period gratings

Optical filter module and method of manufacturing the same

Optical filter module and optical apparatus using the same

Optical filtering module and optical devices using such...

Optical filters

Optical focusing, collimating and coupling systems for use...

Optical functional devices their manufacturing method and...

Optical gate array device

Optical grating based multiplexer device with power tap...

Optical grating coupler

Optical grating coupler

Optical grating device with variable coating

Optical grating devices with adjustable chirp

Optical grating fabrication

Optical grating-based filter

Optical guide apparatus

Optical head with an integrated isolator for coupling a semicond

Optical high speed communications for a computed tomography...

Optical hot tip