M. Kim, D. Kang, T. Wu, N. Tabatabaei, R. W. Carruth, R. V. Martinez, G. M. Whitesides, Y. Nakajima, and G. J. Tearney. 2014. “Miniature Objective Lens with Variable Focus for Confocal Endomicroscopy.” Biomedical Optics Express, 5, Pp. 4250-4361. PDF Supplemental