depth of focus

https://doi.org/10.1351/goldbook.09467
Tolerance of the placement of the image plane in relation to image quality.
Note: Term used in an exposed and developed photoresist.
Source:
PAC, 2020, 92, 1861. (Terminology of polymers in advanced lithography (IUPAC Recommendations 2020)) on page 1870 [Terms] [Paper]