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Depth of Focus

Axial range over which acceptable image quality is maintained

Timeline

Year
1866
Release date
Unknown
Type
principle
DOF = k2 × λ / NA²Inverse NA squaredProcess latitudeWafer topography toleranceResolution trade-off

Quality

Confidence
75%
Source authority
primary
Last verified
Unknown
opticsfocuslithographyimaging
Depth of Focus | Technology Timeline