| | on front   Photoresist spin coat | 
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              | Process characteristics: | 
            | Material |  | 
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            | Thickness |  | 
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            | Sides processed | either | 
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            | Wafer size |  | 
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            | Equipment | Photoresist spinner | 
            
            
              | Equipment characteristics: | 
            | Wafer geometry Types of wafers this equipment can accept | no-flat, 1-flat, 2-flat, notched | 
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            | Wafer holder Device that holds the wafers during processing. | aluminum chuck | 
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            | Wafer materials List of wafer materials this tool can accept (not list of all materials, just the wafer itself). | Pyrex (Corning 7740), quartz (single crystal), silicon | 
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            | Wafer thickness List or range of wafer thicknesses the tool can accept | 300 .. 1000 µm | 
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