Human iris three-dimensional imaging at micron resolution by a micro-plenoptic camera

H Chen, MA Woodward, DT Burke… - Biomedical optics …, 2017 - opg.optica.org
A micro-plenoptic system was designed to capture the three-dimensional (3D) topography of
the anterior iris surface by simple single-shot imaging. Within a depth-of-field of 2.4 mm …

Human iris 3D imaging using a micro-plenoptic camera

H Chen, V Sick, MA Woodward… - Bio-Optics: Design and …, 2017 - opg.optica.org
Human Iris 3D Imaging using a micro-Plenoptic Camera Page 1 BoW3A.6.pdf Optics in the Life
Sciences 2017 (BODA, NTM, OMP, OTA, Brain) © 2017 OSA Human Iris 3D Imaging using a …

A 3D iris scanner from multiple 2D visible light images

DP Benalcazar, D Bastias, CA Perez… - IEEE Access, 2019 - ieeexplore.ieee.org
The development of new methods for biometrics using the 3-D surface of the iris could be
useful in various applications, such as reliable identity verification of people, when only …

Joint iris boundary detection and fit: a real-time method for accurate pupil tracking

M Barbosa, AC James - Biomedical optics express, 2014 - opg.optica.org
A range of applications in visual science rely on accurate tracking of the human pupil's
movement and contraction in response to light. While the literature for independent contour …

[HTML][HTML] Irissometry: effects of pupil size on iris elasticity measured with video-based feature tracking

C Strauch, M Naber - Investigative ophthalmology & visual …, 2022 - jov.arvojournals.org
Purpose: It is unclear how the iris deforms during changes in pupil size. Here, we report an
application of a multi-feature iris tracking method, which we call irissometry, to investigate …

Multispectral iris recognition analysis: techniques and evaluation

CK Boyce - 2006 - researchrepository.wvu.edu
This thesis explores the benefits of using multispectral iris information acquired using a
narrow-band multispectral imaging system. Commercial iris recognition systems typically …

Extending the depth of field with chromatic aberration for dual-wavelength iris imaging

NM Fitzgerald, C Dainty, AV Goncharov - Optics Express, 2017 - opg.optica.org
We propose a method of extending the depth of field to twice that achievable by
conventional lenses for the purpose of a low cost iris recognition front-facing camera in …

Iris ultrastructure in patients with synechiae as revealed by in vivo laser scanning confocal microscopy: In vivo iris ultrastructure in patients with Synechiae by Laser …

M Li, H Cheng, P Guo, C Zhang, S Tang, S Wang - BMC ophthalmology, 2016 - Springer
Background Iris plays important roles in ocular physiology and disease pathogenesis.
Currently it is technically challenging to noninvasively examine the human iris ultrastructure …

Quantitative real time measurement of iris configuration in living human eyes

N Wang, M Lai, X Chen, W Zhou - … Zhonghua yan ke za Zhi] Chinese …, 1998 - europepmc.org
Objective To evaluate the intraobserver and interobserver reproducibility of real time
measurement of iris morphology in living human eyes. Methods Based on the platform of …

Quantitative real time measurement of iris configuration in human eyes.

N Wang, M Lai, W Zhou - Yan ke xue bao (2016), 1997 - europepmc.org
Purpose To evaluate intraobserver and interobserver reproducibility of real time
measurement of iris morphology in living human eyes. Methods Based on the platform of …