Eye chart chart or Jaeger chart can be used. While the Snellen chart remains the default, some authors have argued that the logMAR chart is superior. The logMAR chart presents the same number of symbols on each line, uses a typeface with letters that are equally legible at various sizes, and by varying the symbol size logarithmically, it is easier to use at nonstandard distances. As a consequence of these improvements, the logMAR chart has been proposed as a more reliable tool for measuring visual acuity. However, the logMAR chart has not yet been widely adopted. It can be difficult to measure
Word search of the word (if a word list is provided). After finding the letter, one should look at the eight surrounding letters to see whether the next letter of the word is there. One can then continue this method until the entire word is found. Another strategy is to look for 'outstanding' letters within the word one is searching for (if a word list is provided). Since most word searches use capital letters, it is easiest to spot the letters that stand out from others. These letters include Q, J, X, and Z. Lastly, the strategy of looking for double letters