1) Prism
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https://www.crosswordclues.com/clue/refractor
• (n.) A refracting telescope, in which the image to be viewed is formed by the refraction of light in passing through a convex lens. • (n.) Anything that refracts
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http://thinkexist.com/dictionary/meaning/refractor/
device used to alter the spatial distribution of the luminous flux from a source and depending on the phenomenon of refraction
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http://www.electropedia.org/iev/iev.nsf/display?openform&ievref=845-10-32
Re·fract'or (r...-fr...kt'...r)
noun Anything that refracts ; specifically:
(Opt.) A refracting telescope, in which the image to be viewed is formed by the refraction of light in passing through a convex lens.
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http://www.encyclo.co.uk/webster/R/37
A type of telescope in which the light from a distant object is gathered by a large lens at the front of the telescope, which then focuses the light on to the eyepiece
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http://www.irpoyser.co.uk/glossary.php
A telescope that gathers light with a lens. The original design showed dramatic rainbows, or `false color,` around stars and planets. Most modern refractors are achromatic, meaning `free of false color,` but this design still shows thin violet fringes around the brightest objects. The finest refractors produced today are apochromatic, meaning `beyo...
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http://www.skyandtelescope.com/astronomy-terms/
A device used to re-direct the luminous flux from a light source by the process of refraction.
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http://www.youngco.com/young2.asp?ID=4&Type=3
a telescope in which the main light gathering element is a lens, known as the objective, or object lens
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https://sciencetrek.org/sciencetrek/topics/astronomy/glossary.cfm
a telescope in which the main light gathering element is a lens, known as the objective, or object lens
Found on
https://sciencetrek.org/sciencetrek/topics/planets/glossary.cfm
a telescope in which the main light gathering element is a lens, known as the objective, or object lens
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https://www.encyclo.co.uk/local/22786
No exact match found.
