Definition of depth of focus in English:

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depth of focus


1 another term for depth of field.
Example sentences
  • They are necessary for locating objects rapidly in the fovea or for changing the depth of focus of the eye from one object to another within the visual field.
  • Optical microscopy does not have sufficient resolution or depth of focus for studying cell separation and breakage.
  • However, a practical depth of focus would be ~ 10 m, since the images slightly out of focus were also processed.
2The distance between the two extreme axial points behind a lens at which an image is judged to be in focus.
Example sentences
  • In addition, it is difficult to change between laser lines rapidly, and it is difficult to retain the exact depth of focus of the different excitation wavelengths.
  • Because the depth of focus in these experiments was ~ 2 [mu] m, particles from several different planes are captured in the images.
  • The depth of focus and high-resolution magnification yield data about technology and composition.

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