collimating

Straightening light beams

Collimating is making rays of light or particles parallel.

A collimating lens or mirror takes diverging beams and aligns them into a tight, parallel bundle—essential in telescopes, lasers, and laboratory instruments.

The goal is precision: collimating the beam before it enters the spectrometer.

The opposite process is focusing, which brings parallel rays to a point.

laser

coherence

Logical internal consistency

semiconductor · solid-state · photonics · excitation · neodymium · argon · yttrium · waveguide · photodiode

optics

lens

Light-focusing curved glass

  • apertureAdjustable optical inlet
  • mirrorReflective viewing surface
  • prismLight-splitting optical element

eyepiece · refractor · reflector · diffraction · grating · filter · polarizer · reticle · spectroscope · waveguide

beam

parallel

Equidistant at all points

  • raysLines from a source
  • lightVisible electromagnetic radiation
  • photonsDiscrete packets of radiance

radiation · electromagnetic · coherent · divergence · convergence · flux · intensity · wavefront · propagation · directionality

alignment

adjustment

Alteration to improve fit

leveling · orientation · parallelism · correction · tuning · precision · accuracy · tolerance · micrometer · gauge

instruments

spectrometer

Measures electromagnetic radiation properties

sensor · microscope · camera · photometer · rangefinder · surveying · theodolite · sighting

telescope

astronomy

Science of celestial objects

Newtonian · reflector · refractor · mount · tripod · Hubble · celestial · stars · planets · galaxies

Opposites
beam directionality

collimatingscattering

Distribution in many directions

diffusing · diverging · dispersing · spreading · defocusing

focus/convergence

collimatingfocusing

Concentrating on one point

converging · concentrating · condensing

coherence and order

collimatingscattering

Distribution in many directions

diffusing · randomizing · dispersing · disorganizing · scrambling

Family

collimation

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