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  2. File:United States Frequency Allocations Chart 2011 - The ...

    en.wikipedia.org/wiki/File:United_States...

    Note: Information in the chart has been superseded by the information in File:United States Frequency Allocations Chart 2016 - The Radio Spectrum.pdf, which was downloaded from the US Department of Commerce web site and archived at archive.org.

  3. File:EERE Fuel Cell Comparison Chart.pdf - Wikipedia

    en.wikipedia.org/wiki/File:EERE_Fuel_Cell...

    File:EERE Fuel Cell Comparison Chart.pdf. Size of this JPG preview of this PDF file: 776 × 600 pixels. Other resolutions: 311 × 240 pixels | 621 × 480 pixels | 994 × 768 pixels | 1,280 × 989 pixels | 1,650 × 1,275 pixels. This is a file from the Wikimedia Commons. Information from its description page there is shown below.

  4. Maddox rod - Wikipedia

    en.wikipedia.org/wiki/Maddox_rod

    The Maddox rod test can be used to subjectively detect and measure a latent, manifest, horizontal or vertical strabismus for near and distance. The test is based on the principle of diplopic projection. [1] Dissociation of the deviation is brought about by presenting a red line image to one eye and a white light to the other, while prisms are ...

  5. History of PDF - Wikipedia

    en.wikipedia.org/wiki/History_of_PDF

    History of PDF. The Portable Document Format (PDF) was created by Adobe Systems, introduced at the Windows and OS/2 Conference in January 1993 and remained a proprietary format until it was released as an open standard in 2008. Since then, it has been under the control of an International Organization for Standardization (ISO) committee of ...

  6. Strabismus - Wikipedia

    en.wikipedia.org/wiki/Strabismus

    Incomitant strabismus cannot be fully corrected by prism glasses, because the eyes would require different degrees of prismatic correction dependent on the direction of the gaze. Incomitant strabismus of the eso- or exo-type are classified as "alphabet patterns": they are denoted as A- or V- or more rarely λ -, Y- or X-pattern depending on the ...

  7. File:European Court of Human Rights case processing chart.pdf

    en.wikipedia.org/wiki/File:European_Court_of...

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  8. STL (file format) - Wikipedia

    en.wikipedia.org/wiki/STL_(file_format)

    STL format is not the most memory- and computationally efficient method for transferring this data, but STL is often used to import the triangulated geometry into the CAM system. The format is commonly available, so the CAM system will use it. In order to use the data, the CAM system may have to reconstruct the connectivity.

  9. Subjective refraction - Wikipedia

    en.wikipedia.org/wiki/Subjective_refraction

    Subjective refraction. (Top) 0.50 confirmation set; (Middle) trial lens box, including pinhole and occluder; (Bottom) Snellen chart. Subjective Refraction is a technique to determine the combination of lenses that will provide the best corrected visual acuity (BCVA). [1] It is a clinical examination used by orthoptists, optometrists and ...