Defocus aberration
id:
defocus-aberration-321-17138110
title:
Defocus aberration
text:
In optics, defocus is the aberration in which an image is simply out of focus. This aberration is familiar to anyone who has used a camera, videocamera, microscope, telescope, or binoculars. Optically, defocus refers to a translation of the focus along the optical axis away from the detection surface. In general, defocus reduces the sharpness and contrast of the image. What should be sharp, high-contrast edges in a scene become gradual transitions. Fine detail in the scene is blurred or even bec
brand slug:
wiki
category slug:
encyclopedia
description:
Quality of an image being out of focus
original url:
https://en.wikipedia.org/wiki/Defocus_aberration
date created:
date modified:
2023-11-18T01:11:02Z
main entity:
{"identifier":"Q5251660","url":"https://www.wikidata.org/entity/Q5251660"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/8/89/Bokeh_Example.jpg","width":500,"height":333}
fields total:
13
integrity:
15