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.

Additional Metadata
Conference 2009 Conference on Lasers and Electro-Optics and 2009 Conference on Quantum Electronics and Laser Science Conference, CLEO/QELS 2009
Citation
Schonbrun, E. (E.), Ye, W.N, & Crozier, K.B. (K. B.). (2009). Optical trapping and fluorescence collection using a dual-wavelength diffractive optic. In 2009 Conference on Lasers and Electro-Optics and 2009 Conference on Quantum Electronics and Laser Science Conference, CLEO/QELS 2009.