Results 251 to 260 of about 9,612,020 (345)

Circular chromatic number

open access: yesDiscrete Mathematics, 2001
openaire   +1 more source

Stereoscopic Brightness Roll‐Off in Augmented Reality

open access: yesJournal of the Society for Information Display, EarlyView.
The increasing demand for power‐efficient immersive augmented reality (AR) displays has led to a growing need for effective power‐saving strategies. Here, the authors investigate for the first time the stereoscopic effectiveness of brightness roll‐off (BRO) for perceptually‐optimized power savings in AR.
Domenic Au   +4 more
wiley   +1 more source

A prototype submersible sheathless flow cytometer designed for autonomous platforms

open access: yesLimnology and Oceanography: Methods, EarlyView.
Abstract Development of submersible flow cytometers has allowed for continuous, in situ measurements of natural assemblages of phytoplankton cells. Here we introduce DeepCyte, a sensitive prototype submersible flow cytometer developed for deployment on autonomous platforms.
J. E. Swalwell, K. Cain, E. V. Armbrust
wiley   +1 more source

Nearly 180° Field‐of‐View Metalens for Miniaturized Imaging Systems

open access: yesLaser &Photonics Reviews, EarlyView.
A compact, single‐layer metalens is developed with an ultra‐wide field of view of ≈180 degrees. Utilizing a unique quadratic phase profile, this metalens overcomes traditional issues like axial and color dispersion. It operates across red, green, and blue wavelengths with non‐polarized light, promising enhanced imaging capabilities for integration into
Azhar Javed Satti   +9 more
wiley   +1 more source

Customized Scattering‐Robust 3D Speckle Correlation for Improved Resolution and Imaging Depth in Scattering Tissue

open access: yesLaser &Photonics Reviews, EarlyView.
A scattering‐robust 3D speckle customization method is proposed to enhance both resolution and imaging depth in scattering tissue. Applied to light‐field microscopy (LFM), it improves 3D resolution by over twofold under strong optical scattering. In wide‐field fluorescence imaging, it enables a substantial improvement in imaging depth, allowing imaging
Yue Xing   +4 more
wiley   +1 more source

Contrast Sensitivity Comparison of Daily Simultaneous-Vision Center-Near Multifocal Contact Lenses: A Pilot Study. [PDF]

open access: yesVision (Basel)
Piñero DP   +5 more
europepmc   +1 more source

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