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2. Snellen chart - Wikipedia

   en.wikipedia.org/wiki/Snellen_chart

   In the most familiar acuity test, a Snellen chart is placed at a standard distance: 6 metres. At this distance, the symbols on the line representing "normal" acuity subtend an angle of five minutes of arc, and the thickness of the lines and of the spaces between the lines subtends one minute of arc. This line, designated 6/6 (or 20/20), is the ...

3. Eye chart - Wikipedia

   en.wikipedia.org/wiki/Eye_chart

   Landolt C. Lea test. logMAR chart. An eye chart is a chart used to measure visual acuity comprising lines of optotypes in ranges of sizes. Optotypes are the letters or symbols shown on an eye chart. [ 1] Eye charts are often used by health care professionals, such as optometrists, physicians and nurses, to screen persons for vision impairment.

4. Dolch word list - Wikipedia

   en.wikipedia.org/wiki/Dolch_word_list

   The compilation excludes nouns, which comprise a separate 95-word list. According to Dolch, between 50% and 75% of all words used in schoolbooks, library books, newspapers, and magazines are a part of the Dolch basic sight word vocabulary; however, bear in mind that he compiled this list in 1936.

5. Ann Wilson announces cancer diagnosis, postpones Heart tour - AOL

   www.aol.com/entertainment/ann-wilson-announces...

   Ann Wilson, lead singer of rock band Heart, says she has cancer and the band is postponing the remaining shows on its Royal Flush Tour while she undergoes treatment. Wilson said in a statement ...

6. LogMAR chart - Wikipedia

   en.wikipedia.org/wiki/LogMAR_chart

   The chart was designed by Ian Bailey [5] and Jan E. Lovie-Kitchin at the National Vision Research Institute of Australia. [1] [3] They described their motivation for designing the LogMAR chart as follows: "We have designed a series of near vision charts in which the typeface, size progression, size range, number of words per row and spacings were chosen in an endeavour to achieve a ...

7. Jaeger chart - Wikipedia

   en.wikipedia.org/wiki/Jaeger_chart

   The Jaeger chart is an eye chart used in testing near visual acuity. It is a card on which paragraphs of text are printed, with the text sizes increasing from 0.37 mm to 2.5 mm. [ 1] This card is to be held by a patient at a fixed distance from the eye dependent on the J size being read. The smallest print that the patient can read determines ...