When illuminating the eye the exterior and interior surfaces of the cornea and lens reflect the illuminating light forming bright reflections within recorded images. These are known as the Purkinje images. Within the field of biometrics Purkinje images are evident within iris images and can obscure areas of iris texture. Iris capture systems aim to minimize their effect reducing them in size and restricting them to within the pupil region.
This is a preview of subscription content, log in via an institution to check access.
Access this chapter
Tax calculation will be finalised at checkout
Purchases are for personal use only
Editor information
Editors and Affiliations
Rights and permissions
Copyright information
© 2009 Springer Science+Business Media, LLC
About this entry
Cite this entry
(2009). Purkinje Images. In: Li, S.Z., Jain, A. (eds) Encyclopedia of Biometrics. Springer, Boston, MA. https://doi.org/10.1007/978-0-387-73003-5_1077
Download citation
DOI: https://doi.org/10.1007/978-0-387-73003-5_1077
Publisher Name: Springer, Boston, MA
Print ISBN: 978-0-387-73002-8
Online ISBN: 978-0-387-73003-5
eBook Packages: Computer ScienceReference Module Computer Science and Engineering