Defocus Correction Using a Visibility Criterion
- 1 January 1994
- journal article
- research article
- Published by Taylor & Francis in Journal of Modern Optics
- Vol. 41 (1) , 111-117
- https://doi.org/10.1080/09500349414550121
Abstract
Michelson visibility is used to identify areas of correct focusing in stacks of images with progressively severe defocusing. It is found that visibility is a maximum when focusing is correct. An image with partially corrected defocusing is constructed using this criterion.Keywords
This publication has 2 references indexed in Scilit:
- Simple focusing criterionApplied Optics, 1984
- A method to increase the depth of focus by two step image processingOptics Communications, 1972