Title :
Optical trapping and fluorescence collection using a dual-wavelength diffractive optic
Author :
Schonbrun, E. ; Ye, W.N. ; Crozier, K.B.
Author_Institution :
Sch. of Eng. & Appl. Sci., Harvard Univ., Cambridge, MA, USA
Abstract :
We demonstrate a silicon diffractive element that serves as an optical tweezer in the near infrared and as a fluorescence collector in the visible. The 1.3 NA lens is achromatic and has high diffraction efficiency.
Keywords :
diffractive optical elements; elemental semiconductors; fluorescence; integrated optics; lenses; radiation pressure; silicon; Si; achromatic lens; diffraction efficiency; dual-wavelength diffractive optic; fluorescence collection; integrated diffractive lens; near infrared spectrum; optical trapping; optical tweezer; visible spectrum; Charge carrier processes; Fluorescence; Lenses; Optical design; Optical diffraction; Optical refraction; Optical sensors; Optical variables control; Silicon; Stimulated emission; 050.1965; 170.2520; 350.4855;
Conference_Titel :
Lasers and Electro-Optics, 2009 and 2009 Conference on Quantum electronics and Laser Science Conference. CLEO/QELS 2009. Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-55752-869-8
Electronic_ISBN :
978-1-55752-869-8
