An optical instrument either processes light waves to enhance an image for viewing, or analyzes light waves (or photons) to determine one of a number of characteristic properties.
Read more about Optical Instrument: Image Enhancement, Analysis, Other Optical Devices
Famous quotes containing the words optical and/or instrument:
“There is an optical illusion about every person we meet.”
—Ralph Waldo Emerson (1803–1882)
“Napoleon has not been conquered by men. He was greater than any of us. God punished him because he relied solely on his own intelligence until that incredible instrument was so strained that it broke.”
—Jean Baptiste Bernadotte (1763–1844)