Manufacturing technology

Office of NTT DevIces Optech

Our Clean Room

Main equipment
Glass deposition equipment
Photo-lithography equipment
Etching equipment
Inspection equipment

Basic technology

Glass manufacturing technology
Flame Hydrolysis deposition(FHD)

LSI manufacturing technology
Photolithography & dry etching

image of substrate

Planar lightwave circuits wafar

Products image of wafer

Our PLC technology comes from glass manufacturing technology (FHD) developed for optical fiber (VAD) and LSI manufacturing technology (Photolithography & dry etching).

Processing technology

Product image of Waveguide processing 1

Waveguide processing (1)

Product image of Waveguide processing 2

Waveguide processing (2)

Product image of Line & Space (1)

Line & Space (1)

Product image of Line & Space (2)

Line & Space (2)

Product image of Groove processing

Groove processing

Product image of Ridge processing

Ridge processing

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