collimator prism

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• prism spectroscope — noun an optical instrument for spectrographic analysis • Syn: ↑spectroscope • Derivationally related forms: ↑spectroscopic (for: ↑spectroscope) • Hypernyms: ↑optical instrument …   Useful english dictionary

• Monochromator — in a x ray beamline at the Advanced Photon Source, Argonne National Laboratory. A monochromator is an optical device that transmits a mechanically selectable narrow band of wavelengths of light or other radiation chosen from a wider range of… …   Wikipedia

• telescope — /tel euh skohp /, n., adj., v., telescoped, telescoping. n. 1. an optical instrument for making distant objects appear larger and therefore nearer. One of the two principal forms (refracting telescope) consists essentially of an objective lens… …   Universalium

• optical device — noun a device for producing or controlling light • Hypernyms: ↑device • Hyponyms: ↑autofocus, ↑biprism, ↑camera lucida, ↑coelostat, ↑collimator, ↑diffraction grating, ↑ …   Useful english dictionary

• spectrometer — spectrometric /spek treuh me trik/, adj. spectrometry, n. /spek trom i teuhr/, n. Optics. an optical device for measuring wavelengths, deviation of refracted rays, and angles between faces of a prism, esp. an instrument (prism spectrometer)… …   Universalium

• spectrometer — spec•trom•e•ter [[t]spɛkˈtrɒm ɪ tər[/t]] n. opt an optical device for measuring wavelengths, deviation of refracted rays, and angles between faces of a prism, esp. an instrument consisting of a slit through which light passes, a collimator, a… …   From formal English to slang

• col|li|ma|tor — «KOL uh MAY tuhr», noun. Optics. 1. a small fixed telescope with cross hairs at its focus, used for adjusting the line of sight of other instruments. 2. a) the tube with a slit and lens used in the spectroscope to collect the light and throw it… …   Useful english dictionary

• Laser diode — Top: a packaged laser diode shown with a penny for scale. Bottom: the laser diode chip is removed from the above package and placed on the eye of a needle for scale …   Wikipedia

• Aiming point — In field artillery, the accuracy of indirect fire depends on the use of aiming points. In air force terminology the aiming point (or A.P.) refers to holding the intersection of the cross hairs on a bombsight when fixed at a specific target. An… …   Wikipedia