Comparator Operator

Inspect parts for defects in finish and dimensions.
picture of Comparator Operator

Quick Stats

Salary Range
$20,000 – $56,000

Data from U.S. Department of Labor

What do Comparator Operators do?

Inspects parts for defects in finish and dimensions, using machine that projects magnified shadows of parts on screen: Reads specifications of part to ascertain form and degree to be magnified. Draws enlarged outline of part to scale on chart, using scribers, dividers, and straightedge. Places chart over translucent glass disk of comparator machine. Inserts specified lens into machine and adjusts mirrors to magnify parts. Positions and secures parts on machine table. Turns light on and moves levers of machine to bring shadows of parts into focus with chart outline. Inspects shadows for imperfections of finish and incorrect dimensions. Prepares reports of findings. May rotate part in holding fixture to examine surfaces and to verify concentricity of parts.

Should I be a Comparator Operator?

You should have a high school degree or higher and share these traits:
  • Levelheaded: You hold your emotions in check, even in tough situations.
  • Independent: You enjoy flying solo and doing things your own way.
  • Team Player: You're able to listen, communicate, and work with tons of different people.

  • How to become a Comparator Operator

    Most Comparator Operators have no higher education and get on-the-job training. Think about earning a Certificate or Associate's degree to increase your competitiveness in the field. Chart?chd=s:9zcaaa&chl=no+college+%2869%25%29|certificate+%2828%25%29|associate%27s+%283%25%29|||&cht=p3&chs=466x180&chxr=0,69,69
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