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.
〔摄〕阶跃式光楔，步进式光楔
Example sentencesExamples
Run the mouse across the step wedge to the middle gray.
It seems like it would be a lot easier to see in the step wedge than while viewing a print.
I still make a lot of use of step wedges as a check on paper and chemistry.
We use the step wedge by matching a tone in our negative to a stripe of tone in the step wedge.
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.
Definition of step wedge in US English:
step wedge
noun
Photography
A series of contiguous, uniformly shaded rectangles growing progressively darker, from white (or light gray) at one end to black (or dark gray) at the other.
〔摄〕阶跃式光楔，步进式光楔
Example sentencesExamples
It seems like it would be a lot easier to see in the step wedge than while viewing a print.
I still make a lot of use of step wedges as a check on paper and chemistry.
We use the step wedge by matching a tone in our negative to a stripe of tone in the step wedge.
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.
Run the mouse across the step wedge to the middle gray.