Sentence Examples

  • Before the invention of the telescope the accuracy of astronomical observations was necessarily limited by the angle that could be distinguished by the naked eye.
  • 146) that the probable error of these measures amounted to about 2'.2 The invention of the telescope at once extended the possibilities of accuracy in astronomical measurements.
  • " The first thing Mr Gascoigne showed me was a large telescope amplified and adorned with inventions of his own, whereby he can take the diameters of the sun and moon, or any small angle in the heavens or upon the earth, most exactly through the glass, to a second."
  • This produces an opening and closing of the edges symmetrically with respect to the telescope axis.

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