enow.com Web Search

  1. Ads

    related to: blind size calculator

Search results

  1. Results from the WOW.Com Content Network
  2. Snellen chart - Wikipedia

    en.wikipedia.org/wiki/Snellen_chart

    The largest letter on an eye chart often represents an acuity of 6/60 (20/200), the value that is considered "legally blind" in the US. Many individuals with high myopia cannot read the large E without glasses, but can read the 6/6 (20/20) line or 6/4.5 (20/15) line with glasses. By contrast, legally blind individuals have a visual acuity of 6/ ...

  3. Visual acuity - Wikipedia

    en.wikipedia.org/wiki/Visual_acuity

    For 6/6 = 1.0 acuity, the size of a letter on the Snellen chart or Landolt C chart is a visual angle of 5 arc minutes (1 arc min = 1/60 of a degree), which is a 43 point font at 20 feet. [10] By the design of a typical optotype (like a Snellen E or a Landolt C), the critical gap that needs to be resolved is 1/5 this value, i.e., 1 arc min.

  4. Blind (poker) - Wikipedia

    en.wikipedia.org/wiki/Blind_(poker)

    If any players call the big blind, the big blind is then given an extra opportunity to raise. This is known as a live blind. If the live blind checks, the betting round then ends. After the flop, turn and river, the first person to act is the player seated to the left of the dealer position. Generally, the big blind is equal to the minimum bet.

  5. Optacon - Wikipedia

    en.wikipedia.org/wiki/Optacon

    The Optacon (OPtical to TActile CONverter) [1] is an electromechanical device that enables blind people to read printed material that has not been transcribed into Braille.The device consists of two parts: a scanner which the user runs over the material to be read, and a finger pad which translates the words into vibrations felt on the finger tips.

  6. HP 49/50 series - Wikipedia

    en.wikipedia.org/wiki/HP_49/50_series

    It was also designed to aid color-blind users. [14] In 2011/2012, a slightly different blue and white color scheme was introduced. [15] The form and size of the calculator shell is identical to the 49g+ series, but four AAA batteries are used as opposed to three in previous models.

  7. AOL Mail

    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  1. Ads

    related to: blind size calculator