Difference between revisions of "Parabolic Reflector"
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A type of mirror, particularly used in projectors, the reflecting surface of which is a paraboloid of revolution. Light rays emitted by a point source placed at the focus of the paraboloid are rendered parallel to the optical axis (2-2-110) after reflection. | A type of mirror, particularly used in projectors, the reflecting surface of which is a paraboloid of revolution. Light rays emitted by a point source placed at the focus of the paraboloid are rendered parallel to the optical axis (2-2-110) after reflection. | ||
[[Image:Ch2_Fig12.jpg|400px]] | [[Image:Ch2_Fig12.jpg|400px|border]] | ||
{{IALAFooter}} | {{IALAFooter}} | ||
{{languages|Parabolic Reflector}} | {{languages|Parabolic Reflector}} | ||
[[Category:2.2 Optical Apparatus] | [[Category:2.2 Optical Apparatus]] | ||
[[Category:Alphabetical Index]] | [[Category:Alphabetical Index]] | ||
[[Category:IALA Dictionary 1970-89 Edition]] | [[Category:IALA Dictionary 1970-89 Edition]] | ||
Latest revision as of 10:01, 1 March 2009
2-2-035
Alternative term: Parabolic Mirror
A type of mirror, particularly used in projectors, the reflecting surface of which is a paraboloid of revolution. Light rays emitted by a point source placed at the focus of the paraboloid are rendered parallel to the optical axis (2-2-110) after reflection.
Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)
