The most common type of temple is called skull temple. It has bent and unbent versions. The skull temple is most comfortable for those people who wear their glasses for long periods of time. It fits easily on the ear and bends slightly to fit the skull.
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Advantages: The chart is familiar Inexpensive, quick and easy to use and interpret Disadvantages: Snellen chart has only one 6/60 lette...
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Preferences: Similarly quantities of letters per line. Consistently separating amongst lines and letters. Uniform movement ...
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Don't take your eyes for granted. Take these easy steps to keep your peepers healthy.
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