DocumentCode
2234996
Title
High-accuracy interferometer with a prism pair for measurement of the absolute refractive index of glass
Author
Hori, Yasuaki ; Hirai, Akiko ; Minoshima, Kaoru ; Matsumoto, Hirokazu
Author_Institution
Nat. Inst. of Adv. Ind. Sci. & Technol. (AIST), Tsukuba
fYear
2008
fDate
4-9 May 2008
Firstpage
1
Lastpage
2
Abstract
Interferometer for precise refractive-index measurement of glass-prism without prior knowledge is developed using a direct comparison of optical-path-changes in glass and air. Preliminary result shows uncertainty of 4.4 x 10-5 agreeing with the manufacturerpsilas values.
Keywords
light interferometry; measurement by laser beam; measurement uncertainty; optical glass; optical prisms; refractive index measurement; absolute refractive index measurement; glass-prism; high-accuracy interferometer; laser light source; measurement uncertainty; optical-path-changes; Geometrical optics; Glass; Length measurement; Measurement uncertainty; Optical devices; Optical interferometry; Optical refraction; Optical variables control; Refractive index; Thickness measurement; (120.3180) Interferometry; (120.4530) Optical constants; (160.4760) Optical properties;
fLanguage
English
Publisher
iet
Conference_Titel
Lasers and Electro-Optics, 2008 and 2008 Conference on Quantum Electronics and Laser Science. CLEO/QELS 2008. Conference on
Conference_Location
San Jose, CA
Print_ISBN
978-1-55752-859-9
Type
conf
Filename
4571408
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