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Alignment Telescopes
  • alignment telescope An optical tooling instrument consisting of an objective lens, a focusing lens, an optical micrometer, a reticle and an eyepiece. The alignment telescope projects a precise line of sight to which a number of targets at varying distances may be...
  • telescope An afocal optical device made up of lenses or mirrors, usually with a magnification greater than unity, that renders distant objects more distinct, by enlarging their images on the retina.
  • line of sight (LOS) The line of vision; the optical axis of a telescope or other observation system. The straight line connecting the object and the objective lens of the viewing device.
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