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Glite Dictionary
🔬 Light ray angle ⛰️ Rock tilt direction 👀 Eye movement
vergence

vergence

9.9
How much a group of light rays come together or spread apart
  • noun
  • /ˈvɜrdʒəns/
  • Specialized
: convergencia
  • Adjusting the lens changes the vergence of the light entering the camera.

Examples

  • Engineers calculated the vergence required to direct the laser beam precisely.

  • The vergence of the light rays affects the image quality.

  • The optometrist measured the vergence of the patient's eyes to assess their focusing ability.

  • In optics, vergence is crucial for lens design.

  • In lens design, the correct vergence is crucial for achieving clear focus.

  • The optical engineer measured the vergence of the light rays to optimize the lens.

  • By adjusting the vergence, the designer improved the performance of the optical system.

How Convergent

convergence
36 6.5
vergence
  • Specialized
9.9
parallelism
2 6.7
divergence
2 6.7

Surface Forms

vergence singular
vergences plural

Morphology

vergence = verge (semi-transparent) = verge + ence

Formed from 'verge' + '-ence' and used with specialized technical senses (optics), so the derivation is clear but the specific technical meaning is domain‑specific.

Etymology

Vergence comes from the Latin vergere, meaning 'to turn' or 'to bend'. In optics the same root appears in converge and diverge, so vergence is a simple way to say how much light rays are turning together or apart.