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:
“The convent, which belongs to the West as it does to the East, to antiquity as it does to the present time, to Buddhism and Muhammadanism as it does to Christianity, is one of the optical devices whereby man gains a glimpse of infinity.”
—Victor Hugo (1802–1885)
“The great instrument of moral good is the imagination.”
—Percy Bysshe Shelley (1792–1822)