Sentence Examples

  • Magnifying glasses are often used for viewing three-dimensional objects.
  • This angle, therefore, divided by the magnifying power of the telescope gives the real angular distance of the centres of a double star.
  • The sharpness of image in Kepler's telescope is very inferior to that of the Galilean instrument, so that when a high magnifying power is required it becomes essential to increase the focal length.
  • Focal length, with a magnifying power of 38 diameters, which he presented to the Royal Society of London in December 1671.
  • Focal length, having eye-pieces magnifying up to 230 diameters.