Title :
Two-color interferometry using frequency combs for high-accuracy self-correction of air refractive index
Author :
Minoshima, Kaoru ; Arai, Kaoru ; Inaba, Hajime
Author_Institution :
Nat. Metrol. Inst. of Japan (NMIJ), Nat. Inst. of Adv. Ind. Sci. & Technol. (AIST), Tsukuba, Japan
Abstract :
Long-path interferometry of two-color frequency combs is developed for high-accuracy self-correction of air refractive index fluctuation. Interferometric phase difference was highly consistent with calculation: 3×10-10 for 10-h measurements.
Keywords :
atmospheric optics; light interferometry; refractive index; air refractive index fluctuation; frequency combs; high-accuracy self-correction; interferometric phase; long-path interferometry; time 10 h; two-color interferometry; Frequency measurement; Length measurement; Optical interferometry; Optical refraction; Optical variables control; Refractive index;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2011 Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-4577-1223-4
