Understand the basics of the earnings per share ratio and how this important financial metric is calculated in Excel and ... Read Answer >>. The amount of shares outstanding in a company will often change due to a company issuing new shares, repurchasing and retiring ... Read Answer >>.
The duration of pupil dilation depends on the type and concentration of the drug used. Generally, dilation lasts three to six hours. Sometimes, the dilation can extend up to 24 hours if a more concentrated drug is used. Atropine is a common eye drop used to dilate pupils during eye examination. Eye color can also determine the duration of pupil dilation.
Dilated eye exam. Drops are placed in your eyes to widen, or dilate, the pupils. Your eye care professional uses a special magnifying lens to examine your retina and optic nerve for signs of damage and other eye problems. After the exam, your close-up vision may remain blurred for several hours.