| | on front   Contact flat align & expose | 
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        | Batch size | 1 | 
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            | Feature geometry Shape of feature with dimensions characterized by the minimum feature size | line | 
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            | Field geometry Shape of field with dimensions characterized by the maximum field size | circle | 
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            | Max field size | 100 mm | 
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            | Min feature size | 2 µm | 
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            | Sides processed | either | 
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            | Wafer size |  | 
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            | Equipment | EV420 mask aligner | 
            
            
              | Equipment characteristics: | 
            | Wafer holder Device that holds the wafers during processing. | vacuum chuck | 
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            | Wafer materials List of wafer materials this tool can accept (not list of all materials, just the wafer itself). | glass (category), silicon | 
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            | Wafer thickness List or range of wafer thicknesses the tool can accept | 200 .. 800 µm | 
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