Title :
A new scheme of high-NA lensed fiber employing a high-index layer
Author :
Kawasaki, N. ; Watanabe, K. ; Umetsu, M. ; Yoda, H. ; Masujima, T. ; Shikano, S. ; Shiraishi, K.
Author_Institution :
Graduate Sch. of Eng., Utsunomiya Univ.
Abstract :
A lensed fiber with a high-index layer is found to have high focusing power. A focused spot diameter as small as 1.84 mum has been successfully obtained at the wavelength of 1.55 mum
Keywords :
gradient index optics; lenses; optical fibre fabrication; optical focusing; refractive index; 1.55 mum; 1.84 mum; NA; focusing; high-index layer; lensed fiber; numerical aperture; Circuits; Coatings; Integrated optics; Optical fiber communication; Optical materials; Optical waveguides; Photonic crystals; Power engineering and energy; Silicon; Wire;
Conference_Titel :
Lasers and Electro-Optics Society, 2005. LEOS 2005. The 18th Annual Meeting of the IEEE
Conference_Location :
Sydney, NSW
Print_ISBN :
0-7803-9217-5
DOI :
10.1109/LEOS.2005.1548179
