DX-7AN Notch Orientation Unit for Silicon Mono-Crystal Wafer
Function: it is specially used to orient a silicon mono-crystal wafer angle to be notched. There are two work tables, one measures the wafer reference-side angle and the other does the wafer notch angle.
technical Data:
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item
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data
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input power supply
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mono-phase AC 220 V，50 Hz，0.3 KW.
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tube voltage max.
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30 kV
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tube current
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0-5 mA continuously
adjustable
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receiver
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Geiger counter，work voltage max. DC 1 050 V
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x-ray tube
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copper target, fan
cooling, grounded anode
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measured
angles
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2θ=－10～120°，θ=－5～60°。
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comprehensive precision
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±30″（measured with standard quartz plane 10ī1）
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reading min.
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1″
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overall dimension
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1290（L）x772（W）x1300（H）mm
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weight
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300 kg
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