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Description:
Tencor Alpha Step 200 Profilometer
(Tencor AS-200 Profilometer)
The Alpha Step 200 profilometer is used to measure step heights, etch depths, coating thicknesses, micro-roughness and a variety of other high precision surface characteristics. Vertical sensitivity: Measures the small steps - 20 to 50Å. Vertical resolution is 5 Å with ± 160 kÅ range, 5 nm with ± 160 mm range. Video Zoom 40x to 120x magnifications. System is in excellent condition.
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