Speckle noise reduction strategies in laser-based projection imaging, fluorescence microscopy, and digital holography with uniform illumination, improved image …
There has been immense advancement in laser-based projection imaging, fluorescence
microscopy, single-molecule localization nanoscopy, and digital holography. These …
microscopy, single-molecule localization nanoscopy, and digital holography. These …
Optical stimulation systems for studying human vision
This chapter describes the most common setups that scientists use for generating light
stimulation, from lab-made approaches to commercially available technologies. The studied …
stimulation, from lab-made approaches to commercially available technologies. The studied …
YAG: Ce PiGF@ Alumina‐substrate in a reflection mode for high‐brightness laser‐driven projection display
Z Yang, S Zheng, T Pang, S Liao, J Zhu… - Advanced Materials …, 2023 - Wiley Online Library
Laser‐driven projector puts forward urgent demand for light‐conversion materials to achieve
high‐quality image display. Herein, a composite structure phosphor‐in‐glass film (PiGF) is …
high‐quality image display. Herein, a composite structure phosphor‐in‐glass film (PiGF) is …
Speckle noise reduction in coherent imaging systems via hybrid median–mean filter
R Castaneda, J Garcia-Sucerquia… - Optical …, 2021 - spiedigitallibrary.org
Images recorded by coherent imaging systems, including laser-based photography, digital
holography (DH), and digital holographic microscopy (DHM), are severely distorted by …
holography (DH), and digital holographic microscopy (DHM), are severely distorted by …
Megahertz-rate background-oriented schlieren tomography in post-detonation blasts
The understanding and predictive modeling of explosive blasts require advanced
experimental diagnostics that can provide information on local state variables with high …
experimental diagnostics that can provide information on local state variables with high …
Fast laser speckle suppression with an intracavity diffuser
Fast speckle suppression is crucial for time-resolved full-field imaging with laser illumination.
Here, we introduce a method to accelerate the spatial decoherence of laser emission …
Here, we introduce a method to accelerate the spatial decoherence of laser emission …
Spatiotemporal supermodes: Rapid reduction of spatial coherence in highly multimode lasers
Spatial coherence quantifies spatial field correlations and is one of the fundamental
properties of light. Here we investigate the spatial coherence of highly multimode lasers in …
properties of light. Here we investigate the spatial coherence of highly multimode lasers in …
Enhancing laser speckle reduction by decreasing the pitch of a chiral nematic liquid crystal diffuser
DJ Hansford, Y Jin, SJ Elston, SM Morris - Scientific Reports, 2021 - nature.com
The artefact known as speckle can plague numerous imaging applications where the narrow
linewidth of laser light is required, which includes laser projection and medical imaging …
linewidth of laser light is required, which includes laser projection and medical imaging …
[HTML][HTML] Methods and devices of speckle-noise suppression
I Kompanets, N Zalyapin - Optics and Photonics Journal, 2020 - scirp.org
Speckles in images formed by a laser beam are interference noise arising due to coherent
nature of laser radiation. As the number of projection systems using laser light sources …
nature of laser radiation. As the number of projection systems using laser light sources …
Hybrid spatial–temporal Mueller matrix imaging spectropolarimeter for high throughput plant phenotyping
MW Kudenov, D Krafft, CG Scarboro, CJ Doherty… - Applied Optics, 2023 - opg.optica.org
Many correlations exist between spectral reflectance or transmission with various
phenotypic responses from plants. Of interest to us are metabolic characteristics, namely …
phenotypic responses from plants. Of interest to us are metabolic characteristics, namely …