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*  Presbyopia - Boston Eye Physicians and Surgeons Boston Eye Physicians and Surgeons
As we age, the crystalline lens in the eye that bends the light in order to hit the retina loses elasticity. As your lens ... This allows you to read through the lower portion of the lens and see properly at distant through the upper portion of the lens ... Eyeglasses for presbyopia have higher focusing power in the lower portion of the lens. ...
  https://bepseye.com/blog/presbyopia/
*  lens crystalline: Topics by WorldWideScience.org
Expression pattern of AP-1 proto-oncogenes during morphogenesis and wound repair of the crystalline lens. ... Changes of the Corneal Thickness, Anterior Chamber Depth and Human Crystalline Lens Thickness during Accommodation, Observed by ... Problem in Quantitalive Evaluation of Posterior Capsular Opacification Using the Crystalline Lens Image Analysis Method. ... Sample records for lens crystalline. from WorldWideScience.org. Sample records 1 - 20 shown. Select sample records: 1 - 20. 21 ...
  https://worldwidescience.org/topicpages/multi/JP/l/lens+crystalline.html
*  Patent US20060225745 - Crystalline lens drug delivery - Google Patents
A conduit through which a drug is introduced penetrates at least the outer lens capsule for drug delivery. When withdrawn, the ... A method of delivering a drug or other compound to the lens of the eye. ... A cataract refers to any opacity of the ocular crystalline lens. The normal crystalline lens is transparent, refractive, and ... wherein the conduit penetrates at least one of a lens capsule, a lens subcapsule epithelium, a lens cortex, or a lens nucleus. ...
  http://www.google.com.au/patents/US20060225745
*  Anatomy of the Human Crystalline Lens | Springer for Research & Development
The cornea has greater refractive power which is static, but the lens is a unique biological structure that relies on... ... The refracting power of the human eye is contributed by the cornea and the lens. ... Posterior Capsule Lens Epithelial Cell Chromatic Aberration Lens Capsule Lens Fiber These keywords were added by machine and ... Kasturi N., Matalia J. (2017) Anatomy of the Human Crystalline Lens. In: Chakrabarti A. (eds) Posterior Capsular Rent. Springer ...
  https://rd.springer.com/chapter/10.1007/978-81-322-3586-6_2
*  Crystalline Lens and Cataract by Joah F. Aliancy and Nick Mamalis - Webvision
Crystalline Lens and Cataract by Joah F. Aliancy and Nick Mamalis. Crystalline Lens and Cataract ... Figure 3. Layers of the lens. Upper section is through the anterior lens capsule showing lens epithelial cells, lec, and lens ... Crystalline Lens and Cataract by Joah F. Aliancy and Nick Mamalis. *Intraocular Lenses for Cataract Surgery by Jason Nguyen and ... HISTOLOGY OF THE LENS. Figure 3 shows a stained section of the adult human lens with anterior part of the lens in the top ...
  http://webvision.med.utah.edu/book/part-xvi-anterior-segment/crystalline-lens-and-cataract/
*  Crystalline lens change peculiar to diabetes | IOVS | ARVO Journals
Crystalline lens change peculiar to diabetes Hiroshi Sasaki; Natsuko Hatsusaka; Hisanori Miyashita; Naoko Shibata; Yusuke Seki ... Crystalline lens change peculiar to diabetes You will receive an email whenever this article is corrected, updated, or cited in ... Purpose : We investigated the relationship among diabetes mellitus (DM), diabetic retinopathy (DMR) and crystalline lens ... Crystalline lens change peculiar to diabetes. Invest. Ophthalmol. Vis. Sci. 2017;58(8):3642. ...
  https://iovs.arvojournals.org/article.aspx?articleid=2640907
*  OSA | OCT-based crystalline lens topography in accommodating eyes
P. Rosales, M. Wendt, S. Marcos, and A. Glasser, "Changes in crystalline lens radii of curvature and lens tilt and decentration ... P. Rosales, M. Wendt, S. Marcos, and A. Glasser, "Changes in crystalline lens radii of curvature and lens tilt and decentration ... P. Rosales, M. Wendt, S. Marcos, and A. Glasser, "Changes in crystalline lens radii of curvature and lens tilt and decentration ... P. Rosales, M. Wendt, S. Marcos, and A. Glasser, "Changes in crystalline lens radii of curvature and lens tilt and decentration ...
  https://www.osapublishing.org/boe/abstract.cfm?uri=boe-6-12-5039
*  Corneal and Crystalline Lens Dimensions Before and After Myopia Onset
The crystalline lens stopped thinning, flattening, and losing power within ±1 year of onset in children who became myopic ... Corneal and crystalline lens parameters in children who became myopic were compared with age-, gender-, and ethnicity-matched ... Before myopia onset, the crystalline lens thinned, flattened, and lost power at similar rates for emmetropes and children who ... Myopia onset is characterized by an abrupt loss of compensatory changes in the crystalline lens that continue in emmetropes ...
  https://insights.ovid.com/opvis/201203000/00006324-201203000-00003
*  Internal Crystalline Lens Structure Imaging using Long Range Optical Coherence Tomography | IOVS | ARVO Journals
Internal Crystalline Lens Structure Imaging using Long Range Optical Coherence Tomography Carolina P. de Freitas; Marco Ruggeri ... Internal Crystalline Lens Structure Imaging using Long Range Optical Coherence Tomography You will receive an email whenever ... Purpose: : To demonstrate the feasibility of quantifying the internal human crystalline lens structure using Optical Coherence ... Results: : The lens structure is apparent in all isolated and in vivo lenses. The number of discrete zones of optical ...
  https://iovs.arvojournals.org/article.aspx?articleid=2351380
*  Peripheral defocus of the crystalline lens in a lens stretcher | IOVS | ARVO Journals
Peripheral defocus of the crystalline lens in a lens stretcher Fabrice Manns; Bianca Maceo Heilman; Marco Ruggeri; Arthur Ho; ... Peripheral defocus of the crystalline lens in a lens stretcher You will receive an email whenever this article is corrected, ... Peripheral defocus of the crystalline lens in a lens stretcher. Invest. Ophthalmol. Vis. Sci. 201657(12):. ... The purpose of this study was to quantify the peripheral defocus of the crystalline lens and its changes during simulation of ...
  http://iovs.arvojournals.org/article.aspx?articleid=2558206
*  The Crystalline Lens - Advanced Vision Care
lens fibres, which make up most of the lens.. For the lens to work, the ciliary muscles change the shape of the lens which ... The crystalline lens, or lens, is a bi-convex structure in the eye that is transparent and which works with the cornea to ... lens capsule, which forms the outermost layer;. *lens epithelium, which sits between the lens capsule and the outermost layer ... How does the crystalline lens work?. The amount of light entering the eye is controlled by the iris, which sits in front of the ...
  https://www.advancedvisioncare.co.uk/crystalline-lens/
*  Three-Dimensional Cataract Crystalline Lens Imaging With Swept-Source Optical Coherence Tomography | IOVS | ARVO Journals
... part of the crystalline lens. Although the anterior segment of the crystalline lens (C, G) seems normal, the observation of the ... part of the crystalline lens. Although the anterior segment of the crystalline lens (C, G) seems normal, the observation of the ... part of the crystalline lens. Although the anterior segment of the crystalline lens (C, G) seems normal, the observation of the ... part of the crystalline lens. Although the anterior segment of the crystalline lens (C, G) seems normal, the observation of the ...
  https://iovs.arvojournals.org/article.aspx?articleid=2672889
*  Comparison of Scheimpflug Photos of the Crystalline Lens in Patients Who Have Undergone Vitrectomy Surgery and Controls -...
Comparison of Scheimpflug Photos of the Crystalline Lens in Patients Who Have Undergone Vitrectomy Surgery and Controls. The ... Scheimpflug crystalline lens photographs will be taken for evaluation of level and progression of cataract development.. ... Comparison of Scheimpflug Photos of the Crystalline Lens in Patients Who Have Undergone Vitrectomy Surgery and Controls. ... Comparison of Scheimpflug Photos of the Crystalline Lens in Patients Who Have Undergone Vitrectony Surgery and Controls. ...
  https://clinicaltrials.gov/ct2/show/record/NCT00406263
*  Speed of Ultrasound Gradient Across the Equatorial Profile of the Isolated Human Crystalline Lens | IOVS | ARVO Journals
10.3 m/s for the 28 y/o lens, 1680.4 ± 7.3 m/s for the 52 y/o lens and 1686.7 ± 7.3 m/s for the 67 y/o lens. Speed profiles ... Methods: : Speed of sound was measured in human crystalline lenses (n=3, age = 28, 52 and 67 years) with a 35-MHz transducer ( ... There was a larger variation of the speed of sound across the sagittal profile in the young lens compared to the older lenses. ... Speed of Ultrasound Gradient Across the Equatorial Profile of the Isolated Human Crystalline Lens ...
  https://iovs.arvojournals.org/article.aspx?articleid=2374390
*  OSA | Assessing the biomechanical properties of the porcine crystalline lens as a function of intraocular pressure with optical...
H. A. Weeber, G. Eckert, W. Pechhold, and R. G. van der Heijde, "Stiffness gradient in the crystalline lens," Graefes Arch. ... G. Scarcelli, P. Kim, and S. H. Yun, "In vivo measurement of age-related stiffening in the crystalline lens by Brillouin ... G. Scarcelli, P. Kim, and S. H. Yun, "In vivo measurement of age-related stiffening in the crystalline lens by Brillouin ... H. A. Weeber, G. Eckert, W. Pechhold, and R. G. van der Heijde, "Stiffness gradient in the crystalline lens," Graefes Arch. ...
  https://www.osapublishing.org/boe/abstract.cfm?uri=boe-9-12-6455
*  In vivo evaluation of the tilt in the human crystalline lens or intraocular lens using a full-length optical coherence...
Purpose : To evaluate the tilt of the crystalline lens (lens) or intraocular lens (IOL) using a prototype of a full-length OCT ... In vivo evaluation of the tilt in the human crystalline lens or intraocular lens using a full-length optical coherence ... In vivo evaluation of the tilt in the human crystalline lens or intraocular lens using a full-length optical coherence ... In vivo evaluation of the tilt in the human crystalline lens or intraocular lens using a full-length optical coherence ...
  http://iovs.arvojournals.org/article.aspx?articleid=2561432
*  Crystalline lens opacity
I am a board-certified ophthalmologist interested in asp.net, visual basic and Xcode programming. I have posted some visual studio programs below to the left to help with common calculations. I occasionally post photos and clinical scenarios from my clinical practice. Aaron Sobol
  http://drsobol.com/Default.aspx?blogentryid=101
*  OSA | Human Eye Modeling Using a Single Equation of Gradient Index Crystalline Lens for Relaxed and Accommodated States
A human eye model is proposed using a single equation for GRIN profile representation in crystalline lens. The role of GRIN in ... Y. Huang and D. T. Moore, "Human Eye Modeling Using a Single Equation of Gradient Index Crystalline Lens for Relaxed and ... Human Eye Modeling Using a Single Equation of Gradient Index Crystalline Lens for Relaxed and Accommodated States Yanqiao Huang ...
  https://www.osapublishing.org/abstract.cfm?uri=IODC-2006-MD1
*  OSA | Three-dimensional reconstruction of the crystalline lens gradient index distribution from OCT imaging
Crystalline lens GRIN tested in the simulations for a young human lens (A), a middle age lens (B) and an old human lens (C). ... surface imaged through the crystalline lens and the black points to the segmented cuvette surface without the crystalline lens ... "Tomographic method for measurement of the gradient refractive index of the crystalline lens. I. The spherical fish lens," J. ... "Tomographic method for measurement of the gradient refractive index of the crystalline lens. I. The spherical fish lens," J. ...
  https://www.osapublishing.org/vjbo/abstract.cfm?uri=oe-18-21-21905
*  Imaging of crystalline lens using a new anterior segment optical coherence tomography | IOVS | ARVO Journals
Tomographic images of crystalline lens were obtained using SS-2000 and EAS-1000 under pupillary dilatation. Two systems were ... However, it is difficult to obtain a clear image of the whole crystalline lens using conventional AS-OCT due to narrow imaging ... Conclusions : The SS-2000 AS-OCT system was very useful for obtaining an entire image of the crystalline lens, and appeared ... haruhiro mori, Yuta Ueno, Akari Terauchi, Takahiro Hiraoka, Tetsuro Oshika; Imaging of crystalline lens using a new anterior ...
  https://iovs.arvojournals.org/article.aspx?articleid=2560943
*  Digital mini-shadowphotogrammetric system for morphometric analysis of ex-vivo crystalline lenses: Pilot study on human lenses ...
Digital mini-shadowphotogrammetric system for morphometric analysis of ex-vivo crystalline lenses: Pilot study on human lenses ... Digital mini-shadowphotogrammetric system for morphometric analysis of ex-vivo crystalline lenses: Pilot study on human lenses ... Analysis took ~5 minutes/lens. Rapid changes were observed in the young lenses in all dimensions obtained from the lens ... Digital mini-shadowphotogrammetric system for morphometric analysis of ex-vivo crystalline lenses: Pilot study on human lenses ...
  http://iovs.arvojournals.org/article.aspx?articleid=2272262
*  Fourier Model of the Whole Profile of the Isolated Human Crystalline Lens | IOVS | ARVO Journals
Purpose: : To develop a single function that models the shape of the whole isolated ex-vivo human crystalline lens shape as a ... R. Urs, A. Ho, F. Manns, J.-M. Parel; Fourier Model of the Whole Profile of the Isolated Human Crystalline Lens. Invest. ... The position of the lens center and the tilt angle of the lens were calculated by fitting the contour to a 10th-order even ... Results: : The root mean squared error between the original lens contour and the lens profile reconstructed using the ...
  http://iovs.arvojournals.org/article.aspx?articleid=2368489
*  Ultrastructural Changes In The Crystalline Lens Of Diabetic Patients Treated With Panretinal Argon Laser Photocoagulation |...
Purpose: : To investigate the effect of panretinal photocoagulation on the crystalline lens anterior capsula and lens ... Conclusions: : Crystalline lens epithelial cells seems to undergo ultrastructural senescence compatible with the severity of ... Zeliha Yazar, Mustafa Kilic, Esra Erdemli, Ferda Topal Celikkan; Ultrastructural Changes In The Crystalline Lens Of Diabetic ... Ultrastructural Changes In The Crystalline Lens Of Diabetic Patients Treated With Panretinal Argon Laser Photocoagulation ...
  http://iovs.arvojournals.org/article.aspx?articleid=2360407
*  Measurement of the Equatorial Profile of the Average Refractive Index of the Isolated Crystalline Lens Using Optical Coherence...
Methods: : A Human crystalline lens was isolated from whole cadaver globes (age = 51 years, post-mortem time ,4 days) and ... Measurement of the Equatorial Profile of the Average Refractive Index of the Isolated Crystalline Lens Using Optical Coherence ... Measurement of the Equatorial Profile of the Average Refractive Index of the Isolated Crystalline Lens Using Optical Coherence ... Measurement of the Equatorial Profile of the Average Refractive Index of the Isolated Crystalline Lens Using Optical Coherence ...
  https://iovs.arvojournals.org/article.aspx?articleid=2368147
*  OCT-based crystalline lens topography in accommodating eyes | IOVS | ARVO Journals
... the crystalline lens changes in shape and surface produced by accommodation and for exploring the role of the crystalline lens ... OCT-based crystalline lens topography in accommodating eyes Pablo Perez-Merino; Miriam Velasco-Ocana; Eduardo Martinez-Enriquez ... lens thickness, and corneal and lens radii). Corneal and lens surface elevations were analyzed by means of RMS (high order ... OCT-based crystalline lens topography in accommodating eyes You will receive an email whenever this article is corrected, ...
  http://iovs.arvojournals.org/article.aspx?articleid=2333433