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Page 1
Meta-Lens Particle Image Velocimetry.
Liu X, Zhao Z, Xu S, Zhang J, Zhou Y, He Y, Yamaguchi T, Ouyang H, Tanaka T, Chen MK, Shi S, Qi F, Tsai DP. Liu X, et al. Adv Mater. 2023 Dec 3:e2310134. doi: 10.1002/adma.202310134. Online ahead of print. Adv Mater. 2023. PMID: 38042993
In turn, it introduces complexity to the entire system. Meta-lenses are advanced flat optical devices composed of artificial nanoantenna arrays. It can manipulate the wavefront of light with the advantages of ultrathin, compact, and no spherical aberration. M …
In turn, it introduces complexity to the entire system. Meta-lenses are advanced flat optical devices composed of artif …
VioBio lab adaptive optics: technology and applications by women vision scientists.
Marcos S, Benedí-García C, Aissati S, Gonzalez-Ramos AM, Lago CM, Radhkrishnan A, Romero M, Vedhakrishnan S, Sawides L, Vinas M. Marcos S, et al. Ophthalmic Physiol Opt. 2020 Mar;40(2):75-87. doi: 10.1111/opo.12677. Epub 2020 Mar 8. Ophthalmic Physiol Opt. 2020. PMID: 32147855 Review.
RECENT FINDINGS: Two systems (AOI and AOII) are described that measure ocular aberrations with a Hartmann-Shack wavefront sensor, which operates in closed-loop with an electromagnetic deformable mirror, and visual stimuli are projected in a visual display for psycho …
RECENT FINDINGS: Two systems (AOI and AOII) are described that measure ocular aberrations with a Hartmann-Shack wavefront sensor …
Modeling and calibration of a precise optical positioning system based on four linear cameras.
Zhou K, Wang X, Wei H, Yin L, Wan Z, Wang Z. Zhou K, et al. Appl Opt. 2018 Jul 1;57(19):5538-5548. doi: 10.1364/AO.57.005538. Appl Opt. 2018. PMID: 30117850
This system is made up of four linear cameras, which are equipped with cylindrical lenses. The four cameras are paired up as two identical groups. ...The specially designed structure makes the system superior to existing three-linear-CCD-camera syst …
This system is made up of four linear cameras, which are equipped with cylindrical lenses. The four cameras are paired …
Physical human model eye and methods of its use to analyse optical performance of soft contact lenses.
Bakaraju RC, Ehrmann K, Falk D, Ho A, Papas E. Bakaraju RC, et al. Opt Express. 2010 Aug 2;18(16):16868-82. doi: 10.1364/OE.18.016868. Opt Express. 2010. PMID: 20721079 Free article.
De-Ionized water, with RI of 1.334 represented both aqueous and vitreous humor. The complementary metal-oxide sensor of a PixelLink digital camera with a resolution of 5MP and a 2.2 microm pixel pitch, hosted on a motor-base, served as the 'acting' retina. ...We val …
De-Ionized water, with RI of 1.334 represented both aqueous and vitreous humor. The complementary metal-oxide sensor of a PixelLink d …
Are Disposable and Standard Gonioscopy Lenses Comparable?
Lee B, Szirth BC, Fechtner RD, Khouri AS. Lee B, et al. J Glaucoma. 2017 Apr;26(4):e157-e159. doi: 10.1097/IJG.0000000000000566. J Glaucoma. 2017. PMID: 28121716
With increased scrutiny of acceptable sterilization processes for health care instruments, disposable gonioscopy lenses have recently been introduced. Single-time use lenses are theorized to decrease infection risk and eliminate the issue of wear and tear seen on st …
With increased scrutiny of acceptable sterilization processes for health care instruments, disposable gonioscopy lenses have recently …
A Microdroplet-Based Colorimetric Sensing Platform on a CMOS Imager Chip.
Mallires KR, Wang D, Wiktor P, Tao N. Mallires KR, et al. Anal Chem. 2020 Jul 7;92(13):9362-9369. doi: 10.1021/acs.analchem.0c01751. Epub 2020 Jun 16. Anal Chem. 2020. PMID: 32501669
Interest in mobile chemical sensors is on the rise, but significant challenges have restricted widespread adoption into commercial devices. ...Sensors generated this way could share a single calibration, greatly reducing the complexity of incorporating chemic …
Interest in mobile chemical sensors is on the rise, but significant challenges have restricted widespread adoption into commercial …
Lorentz Force Actuated Tunable-Focus Liquid Lens.
Van Grinsven KL, Ousati Ashtiani A, Jiang H. Van Grinsven KL, et al. Micromachines (Basel). 2019 Oct 22;10(10):714. doi: 10.3390/mi10100714. Micromachines (Basel). 2019. PMID: 31652548 Free PMC article.
Tunable-focus liquid lenses provide focal length tuning for optical systems, e.g., cameras, where physical movement of rigid lenses are not an option or not preferable. ...We also characterized the aberrations of the lens during the actuation wi …
Tunable-focus liquid lenses provide focal length tuning for optical systems, e.g., cameras, where physical movem …
Wearable Contact Lens Biosensors for Continuous Glucose Monitoring Using Smartphones.
Elsherif M, Hassan MU, Yetisen AK, Butt H. Elsherif M, et al. ACS Nano. 2018 Jun 26;12(6):5452-5462. doi: 10.1021/acsnano.8b00829. Epub 2018 May 17. ACS Nano. 2018. PMID: 29750502 Free PMC article.
Optical glucose sensors require complex and time-consuming fabrication processes, and their readouts are not practical for quantitative analyses. ...The sensor was integrated with commercial contact lenses and utilized for continuous glucose monitoring …
Optical glucose sensors require complex and time-consuming fabrication processes, and their readouts are not practical for qua …
FIAT: A Device for Objective, Optical Measures of Accommodation in Phakic and Pseudophakic Eyes.
Roorda A, Tiruveedhula P, Naseri A, Rhee P, Clarke M. Roorda A, et al. Transl Vis Sci Technol. 2023 Jan 3;12(1):9. doi: 10.1167/tvst.12.1.9. Transl Vis Sci Technol. 2023. PMID: 36607622 Free PMC article.
PURPOSE: To present FIAT, a novel optical instrument and analysis package that is designed to elicit and optically record accommodation in human eyes. METHODS: FIAT employs a Shack-Hartmann wavefront sensor and a retro-illumination pupil camera that records f …
PURPOSE: To present FIAT, a novel optical instrument and analysis package that is designed to elicit and optically record accommodati …
cellSTORM-Cost-effective super-resolution on a cellphone using dSTORM.
Diederich B, Then P, Jügler A, Förster R, Heintzmann R. Diederich B, et al. PLoS One. 2019 Jan 9;14(1):e0209827. doi: 10.1371/journal.pone.0209827. eCollection 2019. PLoS One. 2019. PMID: 30625170 Free PMC article.
High optical resolution in microscopy usually goes along with costly hardware components, such as lenses, mechanical setups and cameras. ...The camera sensors of smartphones have benefited of this development. ...
High optical resolution in microscopy usually goes along with costly hardware components, such as lenses, mechanical setups an …
67 results