depth of focus

depth of focus

The range of distances between a lens and image plane for which the image formed by the lens at a given setting is clearly focused. With a high numerical aperture microscope objective, the depth of field is very shallow, but the depth of focus can be quite deep and reach several millimeters.

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Industry/Domain: Materials science Category: Metallurgy

Cutting

In the context of machining, a cutting tool (or cutter) is any tool that is used to remove material from the workpiece by means of shear deformation. ...