Lab News

see also news archive>>


A selection of our past and present research projects. More projects will be added soon.

The Single-Shot 3D Movie Camera

3D videos of fast scenes with high data quality (5 associated publications)

Synthetic Wavelength Holography

Imaging through scattering media or around corners at high resolution (5 associated publications)

Eye Tracking using Deflectometric Information

Exploiting deflectometric information for high precision eye tracking

High-Resolution Time-of-Flight imaging

A novel approach to Time-of-Flight imaging based on Multi-Wavelength Interferometry (7 associated publications)

High-quality 3D imaging with Commodity Devices

3D imaging methods accessible to a broad audience (7 associated publications)

Fundamental Limits in Computational 3D Imaging

Exploring and exploiting the physical- and information-limits (4 associated publications)

Flying Triangulation

A handheld motion robust 3D scanner (20 associated publications)

Compressive ghost imaging through scattering media with deep learning

Leverage DL for computational ghost imaging through scattering media (1 associated publication)

Intensity Interferometry-based 3D imaging

Depth sensing using thermal light sources (2 associated publications)

Selected Publications

see all publications by year>>

Synthetic Wavelength Imaging - Utilizing Spectral Correlations for High-Precision Time-of-Flight Sensing
F. Willomitzer
Computational Imaging for Scene Understanding - Transient, Spectral, and Polarimetric Analysis, T. Funatomi, T. Okabe, Eds., ISTE Sciences, 2024
Download Preprint

Fast Non-Line-of-Sight Imaging with High-Resolution and Wide Field of View using Synthetic Wavelength Holography
F. Willomitzer, P. Rangarajan, F. Li, M. Balaji, M. Christensen, O. Cossairt.
Nature Communications 12, 6647 (2021)
Single-shot synthetic wavelength imaging: Sub-mm precision ToF sensing with conventional CMOS sensors
M. Ballester, H. Wang, J. Li, O. Cossairt, F. Willomitzer (* joint first authors)
Optics and Lasers in Engineering 178, 2024

Event-based Motion-Robust Accurate Shape Estimation for Mixed Reflectance Scenes
A. Dashpute, J. Wang, J. Taylor, O. Cossairt, A. Veeraraghavan, F. Willomitzer
ArXiv Preprint, 2023

Accurate Eye Tracking from Dense 3D Surface Reconstructions using Single-Shot Deflectometry
J. Wang, T. Wang, B. Xu, O. Cossairt, F. Willomitzer.
ArXiv Preprint, 2023

Differentiable Deflectometric Eye Tracking
T. Wang, J. Wang, O. Cossairt, F. Willomitzer
IEEE Transactions on Computational Imaging, 2024

Single-shot 3D motion picture camera with a dense point cloud
F. Willomitzer, G. Häusler.
Optics Express 25(19), 23451-23464, 2017

Reflections about the holographic and non-holographic acquisition of surface topography: where are the limits?
G. Häusler, F. Willomitzer
Light: Advanced Manufacturing 3(25), 2022

Exploiting Wavelength Diversity for High Resolution Time-of-Flight 3D Imaging
F. Li*, F. Willomitzer*, M. Balaji, P. Rangarajan, O. Cossairt (* joint first authors).
IEEE Transactions on Pattern Analysis and Machine Intelligence (TPAMI), 2021
[Video (YouTube)]

Hand-Guided Qualitative Deflectometry with a Mobile Device
F. Willomitzer, C-K. Yeh, V. Gupta, W. Spies, F. Schiffers, A. Katsaggelos, M. Walton, O. Cossairt.
Optics Express 28(7), 9027-9038, 2020

SkinScan: Low-Cost 3D-Scanning for Dermatologic Diagnosis and Documentation
M. A. Nau, F. Schiffers, Y. Li, B. Xu, A. Maier, J. Tumblin, M. Walton, A. K. Katsaggelos, F. Willomitzer, O. Cossairt
2021 IEEE International Conference on Image Processing (ICIP), 2021

Intensity Interferometry-based 3D Imaging
F. Wagner, F. Schiffers, F. Willomitzer, O. Cossairt, A.Velten.
Optics Express 29(4), 4733-4745, 2021

Compressive Ghost Imaging through Scattering Media with Deep Learning
F. Li*, M. Zhao*, Z. Tian, F. Willomitzer, O. Cossairt (* joint first authors).
Optics Express 28(12), 17395-17408, 2020

Consequences of EEG electrode position error on ultimate beamformer source reconstruction performance
S. S. Dalal, S. Rampp, F. Willomitzer, S. Ettl.
Frontiers in Neuroscience, 8(42), 1-7, 2014

PhD Thesis: Single-Shot 3D Sensing Close to Physical Limits and Information Limits
F. Willomitzer.
Dissertation, University Erlangen-Nuremberg, Published as book in the series “Springer Theses” in 2019


Selection of recent talk recordings

See Short CV of Prof. Willomitzer>> for more videos of invited talks.
See also Publications>> and ‘Research’-section for recordings of contributed talks.

F. Willomitzer
A holographic camera that can see the unseen
TEDx Nuremberg, Germany, July 2022
[Full Video]
F. Willomitzer
The Computational 3D Imaging and Measurement Lab - From Fast and Precise 3D Sensors to Looking Around Corners
Industrial Affiliates Fall Meeting, University of Arizona, 2023
[Full Video]
F. Willomitzer
Single-shot synthetic wavelength holography: a flexible approach for high-resolution imaging through scattering media
OPTICA Frontiers in Optics (FiO) Health Symposium, Tacoma, 2023
[Full Video]
F. Willomitzer
Utilizing deflectometric information for single-shot eye-tracking with high accuracy
OPTICA Imaging Congress, 3D Image Acquisition and Display: Technology, Perception and Applications, Boston, 2023
[Full Video]
F. Willomitzer
Utilizing Nature’s Limits for Better Computational 3D Imaging
Center For Robotics and Biosystems Seminar, Northwestern University, USA, 2022
[Full Video]

Media Coverage

Click here to learn about the 3DIM Lab in the news.

Join Us!

Starting Fall ‘22, the 3DIM Lab will gradually move to the College of Optical Sciences at the University of Arizona as part of Prof. Willomitzer’s transition process.
We are always looking for motivated people interested in pursuing a research project or thesis in our lab. Prospective Students or Postdocs should have a background in Optics, Computer Science, Image and Signal Processing, or similar disciplines.
Please contact Prof. Willomitzer if you are interested.


Past and Present


Florian Willomitzer

fwillomitzer [at] arizona [dot] edu

Wyant College of Optical Sciences - University of Arizona
Computational 3D Imaging and Measurement (3DIM) Lab
Meinel Building, Room 629
1630 E University Blvd, Tucson, AZ 85721