Open AccessFixed focal length or telecentric lens?
Author(s) -
Lange Boris
Publication year - 2022
Publication title -
photonicsviews
Language(s) - English
Resource type - Journals
eISSN - 2626-1308
pISSN - 2626-1294
DOI - 10.1002/phvs.202200034
Subject(s) - lens (geology) , focal length , optics , metrology , physics
How do telecentric lenses work? And how exactly do they differ from fixed focal length lenses? This article introduces the peculiarities and explains why telecentric models are predominantly used in optical metrology.