DOWA Dowa Electronics Materials Co., Ltd.
DOWA

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High Purity Metals
LED
Communication
Sensor
Lighting (Infrared)
Display
GaAs-sub
Laser grade
LED grade
Semi-insulating
AlN Template

GaAs基板
Dowa's conductive GaAs wafer is made by VGF deposition.
Career Concentration is controled with a high digree of accuracy, and
Etch Pit Density is low.
For those features, A lot of our wafers are used to make Laser Diode
for DVD-R and High Bright LED.
Laser grade
LED grade
Semi-insulating

e-mail to: wafer@dowa.co.jp

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