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  2. List of soft contact lens materials - Wikipedia

    en.wikipedia.org/wiki/List_of_soft_contact_lens...

    PureVision, PureVision Toric, PureVision Multi-Focal, PureVision2, PureVision2 for Astigmatism, PureVision2 Multi-Focal for Presbyopia Delefilcon A: 33–99 (water gradient) 156 [22] 0.7: 0.09: Dailies Total1, Dailies Total1 Multifocal, DailiesTotal1 for Astigmatism Narafilcon B: 1: 48: 55: 1-Day Acuvue TruEye (old) Narafilcon A: 46: 118: 0.66: ...

  3. Javal's rule - Wikipedia

    en.wikipedia.org/wiki/Javal's_rule

    Javal's rule is a mathematical formula used to estimate astigmatism based on keratometry readings. [1] The estimate is useful for high cylinder measures, generally over -2.00 diopters. The estimate is found by multiplying the difference in power between the two meridians by 1.25 and factoring in the average lenticular astigmatism, which is -0. ...

  4. Eyeglass prescription - Wikipedia

    en.wikipedia.org/wiki/Eyeglass_prescription

    Using a phoropter to determine a prescription for eyeglasses. An eyeglass prescription is an order written by an eyewear prescriber, such as an optometrist, that specifies the value of all parameters the prescriber has deemed necessary to construct and/or dispense corrective lenses appropriate for a patient.

  5. Aberrations of the eye - Wikipedia

    en.wikipedia.org/wiki/Aberrations_of_the_eye

    Higher order aberrations are a relatively small component, comprising about 10% of the eye's total aberrations. [3] High order aberrations increase with age and mirror symmetry exists between the right and the left eyes. [4] Several studies have reported a compensation of the aberration of the cornea by the aberration of the crystalline lens.

  6. DOGE data release criticized by intel community; Trump admin ...

    www.aol.com/agency-data-shared-doge-online...

    Elon Musk's Department of Government Efficiency has sparked concerns within the intelligence community after it posted information about an agency that oversees U.S. intelligence satellites to its ...

  7. Insurance commissioner rejects State Farm's request for 22% ...

    www.aol.com/news/insurance-commissioner-rejects...

    Insurance Commissioner Ricardo Lara on Friday rejected State Farm General's request for an emergency 22% home insurance rate hike due to the Los Angeles fires unless the insurer can provide more ...

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