Field lens
id:
field-lens-322-17345328
title:
Field lens
text:
In imaging optics, a field lens is a positive-powered lens or group of lenses that comes after the objective lens and before the image plane or the eyepiece, serving to change the size of the image or to provide image-space telecentricity. It is used for the reduction of detector size and, in instances needing high optical gain factor, it can correct aberrations through its several elements. Optical systems that feature multiple image planes are at risk of a potential problem, which involves the
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Field_lens
date created:
date modified:
2020-02-11T13:27:49Z
main entity:
{"identifier":"Q1402735","url":"https://www.wikidata.org/entity/Q1402735"}
image:
fields total:
13
integrity:
13