| has gloss | (noun) a device for producing or controlling light
optical device |
| lexicalization | eng: optical device |
| subclass of | (noun) an instrumentality invented for a particular purpose; "the device is small enough to wear on your wrist"; "a device intended to conserve water"
device |
| has subclass | (noun) an optical device for focussing a camera or other instrument automatically
autofocus |
| has subclass | (noun) an optical device for obtaining interference fringes
biprism |
| has subclass | (noun) an optical device consisting of an attachment that enables an observer to view simultaneously the image and a drawing surface for sketching it
camera lucida |
| has subclass | (noun) optical device used to follow the path of a celestial body and reflect its light into a telescope; has a movable and a fixed mirror
coelostat |
| has subclass | (noun) optical device consisting of a tube containing a convex achromatic lens at one end and a slit at the other with the slit at the focus of the lens; light rays leave the slit as a parallel beam
collimator |
| has subclass | (noun) optical device consisting of a surface with many parallel grooves in it; disperses a beam of light (or other electromagnetic radiation) into its wavelengths to produce its spectrum
grating, diffraction grating |
| has subclass | (noun) optical device that distributes the light of a lamp evenly
diffuser, diffusor |
| has subclass | (noun) optical device that helps a user to find the target of interest
view finder, viewfinder, finder |
| has subclass | (noun) optical device consisting of a transparent cell with two electrodes between two polarizing media; passes light only if the two planes of polarization are parallel; used as a high-speed shutter or to modulate a laser beam
Kerr cell |
| has subclass | (noun) an acronym for light amplification by stimulated emission of radiation; an optical device that produces an intense monochromatic beam of coherent light
optical maser, laser |
| has subclass | (noun) a transparent optical device used to converge or diverge transmitted light and to form images
lens, lens system, lense |
| has subclass | (noun) optical device that produces plane-polarized light
Nicol prism |
| has subclass | (noun) an optical device for projecting images of celestial bodies and other astronomical phenomena onto the inner surface of a hemispherical dome
planetarium |
| has subclass | (noun) an optical device used to measure the rotation of the plane of vibration of polarized light
polarimeter, polariscope |
| has subclass | (noun) optical device having a triangular shape and made of glass or quartz; used to deviate a beam or invert an image
optical prism, prism |
| has subclass | (noun) an optical device for projecting a beam of light
projector |
| has subclass | (noun) optical device that produces plane-polarized ultraviolet light
Rochon prism, Wollaston prism |
| has subclass | (noun) an optical device for viewing stereoscopic photographs
stereoscope |
| has subclass | (noun) an optical device for viewing photographic transparencies
viewer |