Depth of Focus
Clinical outcomes of a new diffractive trifocal intraocular lens with Enhanced Depth of Focus (EDOF)
... Methods: The study enrolled 80 eyes of 40 patients who underwent cataract surgery with bilateral implantation of a diffractive trifocal IOL (Reviol Tri-ED) designed with a combination of enhanced depth of ...
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Design of Extended Depth-of-Focus Laser Beams Using Orthogonal Beam Expansions
... Examining Figure 3 shows that simply adding a second term to the series (Gaussian beam and the next lowest even- order mode) doubles the depth of focus. As more terms are added, the rate of improvement ...
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<p>Optimum Refractive Target in Patients with Bilateral Implantation of Extended Depth of Focus Intraocular Lenses</p>
... With rapid technological advances in intraocular lens (IOL) optics and changing practice patterns, cataract surgery has become a lens-based refractive surgery. Due to increased use of computers, tablets, and smart-phones ...
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<p>Visual Outcomes, Visual Quality and Patient Satisfaction: Comparing a Blended Bifocal Approach to Bilateral Extended Depth of Focus Intraocular Lens Implantation</p>
... Patients and methods: Subjects implanted with either the blended bifocal (Blended) or bilateral extended depth of focus (EDOF) IOL combinations were examined 3 to 24 months after second eye surgery. The ...
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Efficacy and safety of extended depth of focus intraocular lenses in cataract surgery: a systematic review and meta-analysis
... Extended depth of focus; FDA: Food and Drug Administration; IOLs: Intraocular lenses; logMAR: Logarithm of the minimum angle of resolution; NOS: Newcastle-Ottawa Scale; NRCS: Nonrandomized controlled ...
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A method of extending the depth of focus of the high-resolution X-ray imaging system employing optical lens and scintillator: a phantom study
... the depth of focus of the objective lens, ...why depth of focus ...the depth of focus, all the cir- cles of confusion from different planes will overlap and make the resultant ...
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<p>Extended depth of focus lens implantation after radial keratotomy</p>
... The results of this study indicate that an extended-depth- of-focus lens, such as the Tecnis Symfony, is a good option in the appropriate patient with a history of RK. Patients with otherwise excellent ...
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Functional results and photic phenomena with new extended-depth-of-focus intraocular Lens
... Background: Evaluation of clinical and functional results of a new extended depth of focus intraocular lens (EDOF-IOL). Methods: Fourteen cataract patients (28 bilateral implantations) were assessed for ...
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Clinical Outcomes with a New Model of Extended Depth of Focus Intraocular Lens
... DOI: 10.4236/ojoph.2018.83020 162 Open Journal of Ophthalmolog (IOLs) has been developed and widely expanded in clinical practice, the ex- tended depth of focus (EDOF) IOL technology [1]. This type of ...
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<p>Comparing Visual Acuity, Low Contrast Acuity and Contrast Sensitivity After Trifocal Toric and Extended Depth of Focus Toric Intraocular Lens Implantation</p>
... The most common intraocular lenses (IOLs) implanted during cataract surgery are monofocal IOLs. This type of lens provides good vision at distance, but patients will remain dependent on spectacles to see clearly at other ...
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Depth-of-Focus Correction in Single-Molecule Data Allows Analysis of 3D Diffusion of the Glucocorticoid Receptor in the Nucleus
... Since the width of the point-spread-function (PSF) increases with increasing distance to the focal plane, the signal from an out-of-focus object will be spread out over a larger region of the detector and the ...
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Prospective comparative study of tolerance to refractive errors after implantation of extended depth of focus and monofocal intraocular lenses with identical aspheric platform in Korean population
... Our dysphotopsia assessment showed that starburst was the most commonly perceived optical phenomenon (re- ported by 38% of patients), followed by halo (8% of pa- tients) and glare (7% of patients). In multifocal IOLs, ...
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On the gas-ice depth difference ( depth) along the EPICA Dome C ice core
... The gas/ice offset can be characterized in two different ways. 1age measures the difference in age between the ice and gas phases at any given depth. 1depth, on the other hand, represents the depth ...
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Variability of snow depth at the plot scale: implications for mean depth estimation and sampling strategies
... snow depth exhibited marked variability at a 10 × 10 m plot scale, especially in forest ...Snow depth variability is often spatially ...snow depth estimates of approximately 5 % relative to a spacing ...
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Depth Map Estimation Using Multi-focus Imaging
... efficient depth map estimation from multi-focus images acquired at different focus ...different depth map estimation techniques are ...and depth of ...for depth map estimation in ...
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Find Your Focus. Find Your Focus Free Download, Find Your Focus Download, or Find Your Focus Free Download.
... problems in the relationship.Instead of future thinking, focus about what is wise plus fabulous regarding the relationship today.Characteristics of a Successful plus Healthy Relationshi[r] ...
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Depth is relative: the importance of depth for transparent exopolymer particles in the near-surface environment
... Statistical analyses of the data set were performed using Graphpad PRISM version 8. Differences, null hypothesis testing, and correlation were considered significant when p < 0.05. The data were log transformed, if ...
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Methods for depth-map filtering in view-plus-depth 3D video representation
... of depth maps impaired by compression artifacts, a number of filtering approaches were studied, modified, optimized, and com- ...the depth map and not taking into account the accompany- ing color frame were ...
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Depth of anaesthesia: measuring or guessing?
... Fig. 3 shows the Hill equation for Alfentianil [33], which relates the drug concentration to the probablity of non response (movement) to different stimuli. The depth of anaesthesia would be adquate at any ...
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Monocular segment-wise depth : monocular depth estimation based on a semantic segmentation prior.
... Monocular depth estimation using novel learning-based ap- proaches has recently emerged as a promising potential al- ternative to more conventional 3D scene capture technologies within real-world ...truth ...
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