Sign up with one click: Facebook Twitter Google Share on Facebook multifocal (redirected fromProgressive lenses) Medical Encyclopedia Wikipedia multifocal (ˌmʌltɪˈfəʊkəl) adj 1.(General Physics) having a range of focal lengths ...
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for the SE and cylindrical components(J0 and J45).Refractive changes were not correlated with keratometric changes(P>0.05)showing that the reduction in astigmatism comes from the trifocal toric IOL.Of 81%and 96%of eyes showed UDVA and CDVA of 20/20,respectively.The postoperative mean values ...
Anatomical and physiological changes of the eyes can lead to different visual challenges over time. No matter how young or old your patients are, they must deal with the visual strain that has become part of their modern lifestyle. In addition, their visual needs also change ...
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Our own eyes (and brains) solve that problem with flexible lenses that can change shape under the control of the little ciliary muscles around them; stretching or squeezing the lenses changes their focal length.What about binoculars, telescopes, and cameras, where the things you want to look ...
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The mean values for ocular parameters measured in the right eye were used because there was a high correlation between the 2 eyes in SER (r = 0.74, P < .001) and axial length (r = 0.87, P < .001). The changes in SER and axial length from baseline are presented...
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