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  2. Prism correction - Wikipedia

    en.wikipedia.org/wiki/Prism_correction

    Yoked prism can move the image away from primary gaze without the need for a constant head tilt or turn. Prism correction is measured in prism dioptres. A prescription that specifies prism correction will also specify the "base". The base is the thickest part of the lens and is opposite from the apex.

  3. Prism (optics) - Wikipedia

    en.wikipedia.org/wiki/Prism_(optics)

    Prism (optics) A familiar dispersive prism. An optical prism is a transparent optical element with flat, polished surfaces that are designed to refract light. At least one surface must be angled — elements with two parallel surfaces are not prisms. The most familiar type of optical prism is the triangular prism, which has a triangular base ...

  4. Total internal reflection fluorescence microscope - Wikipedia

    en.wikipedia.org/wiki/Total_internal_reflection...

    The first is the prism method which uses a prism to direct the laser toward the interface between the coverglass and the media/cells at an incident angle sufficient to cause total internal reflection. This configuration has been applied to cellular microscopy for over 30 years but has never become a mainstream tool due to several limitations.

  5. Your memory, only sharper: 5 ways BrainHQ can help ... - AOL

    www.aol.com/memory-only-sharper-5-ways-162900831...

    The program improves the speed and accuracy of information flowing through your brain, which enables the brain to make clearer memories. Examples include: Keeping the digits of a phone number in ...

  6. List of abbreviations used in medical prescriptions - Wikipedia

    en.wikipedia.org/wiki/List_of_abbreviations_used...

    as directed (in the manner prescribed) emuls. emulsum: emulsion et: et: and EOD every other day ex aq. ex aqua: in water; with water exhib. exhibiatur: let it be given f. fiat: make; let it be made f.h. fiat haustus: make a draught fl., fld. fluidus: fluid (usually meaning specifically liquid in health care) f.m. fiat mistura

  7. Top US carriers say roaming customers facing ... - AOL

    www.aol.com/news/top-us-carriers-roaming...

    In statements to Reuters, Verizon, AT&T and T-Mobile US said they were working to resolve the issue but did not provide details on the extent of the outage or the services partner responsible for it.

  8. Crack epidemic in the United States - Wikipedia

    en.wikipedia.org/wiki/Crack_epidemic_in_the...

    The crack epidemic was a surge of crack cocaine use in major cities across the United States throughout the entirety of the 1980s and the early 1990s. [ 1][ 2] This resulted in a number of social consequences, such as increasing crime and violence in American inner city neighborhoods, a resulting backlash in the form of tough on crime policies ...

  9. Crack (band) - Wikipedia

    en.wikipedia.org/wiki/Crack_(band)

    Crack was a Spanish progressive rock group in the late 1970s. Si Todo Hiciera Crack was their only album released in 1979 by the record label Chapa. Members. Alberto Fontaneda: Vocals, guitar and flute. Mento Hevia: Keyboards and vocals. Alex Cabal: Bass. Manolo Jimenez: Drums. Rafael Rodriguez: Guitar. External links. Allmusic