Optical apparatus

Optical apparatus

Optical apparatus

Optical apparatus

Optical apparatus and imaging apparatus

Optical apparatus for alignment of reticle and wafer in exposure

Optical arrangement for processing an optical wave

Optical article for multicolor imaging

Optical article for reflection modulation

Optical attenuating isolator

Optical attenuator

Optical attenuator

Optical attenuator

Optical attenuator

Optical attenuator using isolator and optical communications...

Optical attenuators and optical modulators employing magneto-opt

Optical beam generating device

Optical beam modulating device

Optical beam modulating system implementing the use of...

Optical beam steering switching system