Sentence Examples


  • To), and does not influence the definition at the (primary) focus, although it may introduce astigmatism.'
  • The image is greatly affected with astigmatism; but this is of little consequence, if y in (8) be small enough.
  • In astigmatism, owing to differences in the refractive power of the various meridians of the eye, great defect of sight, frequently accompanied by severe headache, occurs.
  • The correction of astigmatism is in many cases a matter of considerable difficulty, but the results to vision almost always reward the trouble.
  • Airy, the astronomer, about 1827, corrected his own astigmatism by means of a cylindrical lens.

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Words near astigmatism in the dictionary