Definition of step wedge in English:

step wedge


  • A series of contiguous uniformly shaded rectangles, growing progressively darker from white (or light grey) at one end to black (or dark grey) at the other.

    • ‘We use the step wedge by matching a tone in our negative to a stripe of tone in the step wedge.’
    • ‘It seems like it would be a lot easier to see in the step wedge than while viewing a print.’
    • ‘Run the mouse across the step wedge to the middle gray.’
    • ‘Indeed, it is my hope that users will take and modify these models into shortened step wedges which can be quickly adapted to their working methods.’
    • ‘I still make a lot of use of step wedges as a check on paper and chemistry.’