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Definition of optic axis in English:

optic axis

noun

another term for optical axis
‘Crystals of the calcareous cyst wall layer are orientated with their crystallographic optic axis (c-axis) tangential to the cyst's surface.’
  • ‘However, this surface enhancement with a focused beam only occurs from surfaces perpendicular to the optic axis and would not explain the appearance of the axially oriented surfaces evident in both figures.’
  • ‘Even if the objects are located along the optic axis, the three images will be separated and are available for separate inspection.’
  • ‘Assume we have a thin section with a grain oriented so that we are looking down an optic axis.’

Pronunciation

optic axis

/ˈäptik ˈaksəs/ /ˈɑptɪk ˈæksəs/