Art

J-GLOBAL ID：201002230189530410   Reference number：10A0048303

Fast Varifocal Lenses Based on KTa_1-xNb_xO₃ (KTN) Single Crystals

KTN単結晶を用いた高速可変焦点レンズ

Author (4)： IMAI Tadayuki (NTT Photonics Lab., Atsugi-shi, JPN) ,  YAGI Shogo (NTT Photonics Lab., Atsugi-shi, JPN) ,  TOYODA Seiji (NTT Photonics Lab., Atsugi-shi, JPN) ,  SASAURA Masahiro (NTT Photonics Lab., Atsugi-shi, JPN)
Material： NTT Technical Review (Web)  (NTT Tech Rev (Web))
Volume： 7  Issue： 12  Page： WEB ONLY  Publication year： Dec. 2009 
JST Material Number： U0052A  Document type： Article
Article type： 文献レビュー  Country of issue： Japan (JPN)  Language： ENGLISH (EN)

Thesaurus term： *electrooptic effect ,  high speed ,  *lens (optics) ,  focal length ,  convergence ,  radiant intensity ,  *potassium compound ,  *tantalum compound ,  *niobium compound ,  optical element ,  single crystal ,  focusing (adjustment) ,  space charge ,  *scanner ,  variable focus lens

JST classification (1)： Optical devices in general  (BD06010L)

Reference (5)：

• B. Wang, M. Ye, and S. Sato, “Lens of Electrically Controllable Focal Length Made by a Glass Lens and Liquid-crystal Layers,” Appl. Optics, Vol.43, No.17, pp. 3420-3425, 2004.
• T. Kaneko, Y. Yamagata, T. Idogaki, T. Hattori, and T. Higuchi, “3-Dimensional Specific Thickness Glass Diaphragm Lens for Dynamic Focusing,” IEICE Trans. Electron., Vol. E78-C, No.2, pp. 123-127, 1995.
• B. Berge and J. Peseux, “Variable focal lens controlled by an external voltage: An application of electrowetting,” Eur. Phys. J. E, Vol.3, No.2, pp. 159-163, 2000.
• K. Nakamura, “Optical Beam Scanner Using Kerr Effect and Spacecharge-controlled Electrical Conduction in KTa_1-xNb_xO₃ Crystal,” NTT Technical Review, Vol.5, No.9, 2007. https://www.ntt-review.jp/archive/ntttechnical.php?contents=ntr2007 09sp2.html
• K. Uchino, S. Nomura, and L. E. Cross, “Anomalous Temperature Dependence of Electrostrictive Coefficients in K (Ta0.55Nb0.45) O3,” J. Phys. Soc. Jpn., Vol.51, No.10, pp. 3242-3244, 1982.

Terms in the title (2)： 単結晶 ,  可変焦点レンズ