Bio-inspired color-polarization imager for real-time in situ imaging

M Garcia, C Edmiston, R Marinov, A Vail, V Gruev - Optica, 2017 - opg.optica.org
Nature has a large repertoire of animals that take advantage of naturally abundant
polarization phenomena. Among them, the mantis shrimp possesses one of the most …

Optical imaging of dynamic collagen processes in health and disease

LE Iannucci, CS Dranoff, MA David… - Frontiers in Mechanical …, 2022 - frontiersin.org
Collagen is a major structural component of nearly every tissue in the human body, whose
hierarchical organization imparts specific mechanical properties and defines overall tissue …

Calibration methods for division-of-focal-plane polarimeters

SB Powell, V Gruev - Optics express, 2013 - opg.optica.org
Division-of-focal plane (DoFP) imaging polarimeters are useful instruments for measuring
polarization information for a variety of applications. Recent advances in nanofabrication …

Calibration of a polarization image sensor and investigation of influencing factors

C Lane, D Rode, T Rösgen - Applied Optics, 2022 - opg.optica.org
Polarization measurements conducted with a polarization camera using the Sony IMX 250
MZR polarization image sensor are assessed with the super-pixel calibration technique and …

Bioinspired polarization imaging sensors: from circuits and optics to signal processing algorithms and biomedical applications

T York, SB Powell, S Gao, L Kahan… - Proceedings of the …, 2014 - ieeexplore.ieee.org
In this paper, we present recent work on bioinspired polarization imaging sensors and their
applications in biomedicine. In particular, we focus on three different aspects of these …

3.2-MP Back-Illuminated Polarization Image Sensor With Four-Directional Air-Gap Wire Grid and 2.5- m Pixels

Y Maruyama, T Terada, T Yamazaki… - … on Electron Devices, 2018 - ieeexplore.ieee.org
A 3.2-MP four-directional polarization image sensor with air-gap wire-grid polarizer is
described. The image sensor was fabricated using a wafer process and incorporates back …

Gradient-based interpolation method for division-of-focal-plane polarimeters

S Gao, V Gruev - Optics express, 2013 - opg.optica.org
Recent advancements in nanotechnology and nanofabrication have allowed for the
emergence of the division-of-focal-plane (DoFP) polarization imaging sensors. These …

Linear polarization demosaicking for monochrome and colour polarization focal plane arrays

S Qiu, Q Fu, C Wang, W Heidrich - Computer Graphics Forum, 2021 - Wiley Online Library
Abstract Division‐of‐focal‐plane (DoFP) polarization image sensors allow for snapshot
imaging of linear polarization effects with inexpensive and straightforward setups. However …

Surface normal reconstruction using circularly polarized light

NM Garcia, I De Erausquin, C Edmiston, V Gruev - Optics express, 2015 - opg.optica.org
The polarization properties of reflected light capture important information about the object's
inherent properties: material composition, ie index of refraction and scattering properties …

Bioinspired polarization imager with high dynamic range

M Garcia, T Davis, S Blair, N Cui, V Gruev - Optica, 2018 - opg.optica.org
Polarization is one of the three fundamental properties of light, along with color and intensity,
yet most vertebrate species, including humans, are blind with respect to this light modality. In …