Variable optical attenuator
Variable optical attenuator
Variable optical attenuator
Variable optical attenuator
Variable optical attenuator
Variable optical attenuator
Variable optical attenuator
Variable optical attenuator
Variable optical attenuator
Variable optical attenuator
Variable optical attenuator
Variable optical attenuator and optical filter
Variable optical attenuator and wavelength-multiplexed...
Variable optical attenuator derived from sol-gel material...
Variable optical attenuator device
Variable optical attenuator for optical communications
Variable optical attenuator having a linear response
Variable optical attenuator having a waveguide and an...
Variable optical attenuator having integrated reflective device
Variable optical attenuator of optical path conversion