COLLIMATOR
Dictionary entry overview: What does collimator mean?
• COLLIMATOR (noun)
The noun COLLIMATOR has 2 senses:
1. a small telescope attached to a large telescope to use in setting the line of the larger one
2. optical device consisting of a tube containing a convex achromatic lens at one end and a slit at the other with the slit at the focus of the lens; light rays leave the slit as a parallel beam
Familiarity information: COLLIMATOR used as a noun is rare.
Dictionary entry details
• COLLIMATOR (noun)
Meaning:
A small telescope attached to a large telescope to use in setting the line of the larger one
Classified under:
Nouns denoting man-made objects
Hypernyms ("collimator" is a kind of...):
scope; telescope (a magnifier of images of distant objects)
Meaning:
Optical device consisting of a tube containing a convex achromatic lens at one end and a slit at the other with the slit at the focus of the lens; light rays leave the slit as a parallel beam
Classified under:
Nouns denoting man-made objects
Hypernyms ("collimator" is a kind of...):
optical device (a device for producing or controlling light)
Holonyms ("collimator" is a part of...):
prism spectroscope; spectroscope (an optical instrument for spectrographic analysis)