| | on front   Bottom anti-reflection coating (BARC)  etch | 
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        | Depth | 700 Å | 
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            | Material | BARC | 
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            | Sides processed | either | 
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            | Temperature | 23 °C | 
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            | Wafer size |  | 
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            | Equipment | Lam 4 | 
            
            
              | Equipment characteristics: | 
            | Wafer geometry Types of wafers this equipment can accept | 1-flat | 
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            | Wafer holder Device that holds the wafers during processing. | helium clamp | 
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            | Wafer materials List of wafer materials this tool can accept (not list of all materials, just the wafer itself). | silicon | 
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            | Wafer thickness List or range of wafer thicknesses the tool can accept | 300 .. 2000 µm | 
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