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Focus tunable lenses Compact optical design solutions using focus tunable lenses
M. Blum, M. Büeler, C. Grätzel, M. Aschwanden, SPIE Optical Design and Engineering IV, Proceedings Vol. 8167 Laser speckle reduction Laser Speckle Reduction based on electroactive polymers
J. Giger, M. Blum, M. Aschwanden, The 1st Advanced Lasers and Photon Sources (ALPS’12), Yokohama, Japan, April 2012 Applications using Optotune's technology
Fast two-layer two-photon imaging of neuronal cell populations using an electrically tunable lens
B. F. Grewe, F. F. Voigt, M. van't Hoff, F. Helmchen, Biomedical Optics Express, Vol. 2, Issue 7, pp. 2035-2046, 2011. Measurement of the M2 beam propagation factor using a focus-tunable liquid lens
R. D. Niederriter, J. T. Gopinath, M. E. Siemens, Applied Optics, Vol. 52, Issue 8, pp. 1591-1598, 2013. Improved quantitative phase contrast in self-interference digital holographic microscopy and sensing dynamic refractive index changes of the cytoplasm using internalized microspheres as probes
B. Kemper, R. Schubert, S. Dartmann, A. Vollmer, S. Ketelhut, G. von Bally, SPIE Three Dimensional and Multidimensional Microscopy: Image Acquisition and Processing XX, Proceedings Vol. 8589, 2013. Focal Sweep Videography with Deformable Optics
D. Miau, O. Cossairt, and S. K. Nayar, IEEE International Conference on Computational Photography (ICCP), April 2013 Simulation and realization of a focus shifting unit using a tunable lens for 3D laser material processing
G. Eberle, V. Chiron, K. Wegener, Lasers in Manufacturing Conference, Munich, Germany, Mai 2013 Electroactive polymers
Electrostriction of polymer dielectrics with compliant electrodes as a means of actuation
R. Pelrine, R. D. Kornbluh, and J. P. Joseph, Sens. Act. A: Physical, 64(1): 77-85, Jan. 1998.
High-Speed Electrically Actuated Elastomers with Strain Greater Than 100%
R. Pelrine, R. Kornbluh, Q. Pei, and J. Joseph, Science, 287:836-839, Febr. 2000.
Polymer artificial muscles
T. Mirfakhrain, J. D. W. Madden, and R. H. Baughman, Materials Today, 10(4):30-38, April 2007.
Diffraction gratings
Polymeric, electrically tunable diffraction grating based on artificial muscles
M. Aschwanden and A. Stemmer, Opt. Lett., 31(17): 2610-2612, Sept. 2006.
Low voltage, highly tunable diffraction grating based on dielectric elastomer actuators
M. Aschwanden and A. Stemmer. In Y. Bar-Cohen, editor, EAPAD, volume 6524. SPIE, April 2007.
Diffractive transmission grating tuned by dielectric elastomer actuator
M. Aschwanden, M. D. Beck, and A. Stemmer, IEEE Phot. Tech. Lett., 19(14):1090-1092, July – Aug. 2007. Tunable transmission grating based on dielectric elastomer actuators
M. Aschwanden, D. Niederer, A. Stemmer, Electroactive Polymer Actuators and Devices (EAPAD) Proceedings Vol 6927, 2008
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