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