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"PHOTOGRAPHIC ALIGNER, SEMICONDUCTOR WAFERS"
Job Description and Jobs

Job Description:

  • 1) Operates photographic equipment to align and expose mask circuit pattern with photoresist-coated semiconductor wafer to produce image of circuit pattern on wafer surface: Inserts mask into aligning equipment.

  • 2) Places wafer in wafer holders, such as chuck or conveyor, using tweezers or vacuum wand, to load aligning equipment.

  • 3) Presses buttons to position wafers underneath microscope and aligning head.

  • 4) Observes wafer through microscope and turns knobs to align mask with index points on wafer.

  • 5) Presses button to activate wafer exposing cycle.

  • 6) Maintains production records.

 

 

 


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End Of Job Description for: "PHOTOGRAPHIC ALIGNER, SEMICONDUCTOR WAFERS"
DOT:   976.382-030

Job Number: 7410