Sentence Examples


  • If not, the substitution of an achromatic lens will be of no advantage.
  • The lateral eyes are in Limulus " compound eyes," that is to say, consist of many lenses placed close together; beneath each lens is a complex of protoplasmic cells, in which the optic nerve terminates.
  • The irregularity of spacing has thus the effect of a convex lens, which accelerates the marginal relatively to the central rays.
  • As a source of light he used sunshine passing through a very small hole perforated in a metal plate, or condensed by a lens of short focus.
  • Ginger, coiffed and styled by the best, looked ready for a fashion photographer's lens while continually rolling her eyes with disdain toward her sister-in-law.