OPTICAL DEVICE Synonyms

• equipment for taking photographs (usually consisting of a lightproof box with a lens at one end and light-sensitive film at the other)

• television equipment consisting of a lens system that focuses an image on a photosensitive mosaic that is scanned by an electron beam

• combination of lenses at the viewing end of optical instruments

• an acronym for light amplification by stimulated emission of radiation; an optical device that produces an intense monochromatic beam of coherent light

• a transparent optical device used to converge or diverge transmitted light and to form images

• genus of small erect or climbing herbs with pinnate leaves and small inconspicuous white flowers and small flattened pods: lentils

• (metaphor) a channel through which something can be seen or understood

• biconvex transparent body situated behind the iris in the eye; its role (along with the cornea) is to focus light on the retina

• electronic equipment that uses a magnetic or electric field in order to focus a beam of electrons

• magnifier of the image of small objects

• an optical instrument that provides a view of an otherwise obstructed field

• a polyhedron with two congruent and parallel faces (the bases) and whose lateral faces are parallelograms

• optical device having a triangular shape and made of glass or quartz; used to deviate a beam or invert an image

• an optical device for projecting a beam of light

• an optical instrument that projects an enlarged image onto a screen

• an area in which something acts or operates or has power or control:

• the state of the environment in which a situation exists

• a magnifier of images of distant objects

• electronic equipment that provides visual images of varying electrical quantities

• (plural) optical instrument consisting of a frame that holds a pair of lenses for correcting defective vision

• spectroscope for obtaining a mass spectrum by deflecting ions into a thin slit and measuring the ion current with an electrometer

• a photometer for comparing two light radiations wavelength by wavelength

• an optical instrument for spectrographic analysis

• a small refracting telescope

• a magnifier of images of distant objects

• crush together or collapse

• make smaller or shorter

• optical device that helps a user to find the target of interest

• A monocle.

• (retronym) A monocular telescope, as opposed to binoculars.

• Having one eye.

• Related to a monocle.

• Of any optical system suitable for use by one eye at a time.

• light microscope consisting of a single convex lens that is used to produce an enlarged image