Title :
Sensitivity of photo-thermo-refractive glass to IR femtosecond pulses: application for the recording of phase elements
Author :
Siiman, Leo ; Lumeau, Julien ; Glebov, Leonid B.
Author_Institution :
Univ. of Central Florida, Orlando
Abstract :
In this paper we investigate the features of refractive index modulation after excitation of PTR glass by high intensity IR femtosecond pulses and show as an example, how this non linear photosensitivity can be used for the recording of a Fresnel lens.
Keywords :
laser beam effects; lenses; optical fabrication; optical glass; photorefractive materials; refractive index; supercontinuum generation; thermo-optical effects; Fresnel lens fabrication; high intensity IR femtosecond pulses; laser beam; nonlinear photosensitivity; phase element recording; photo-thermo-refractive glass; refractive index modulation; supercontinuum generation; Glass; Laser beams; Lenses; Optical interferometry; Optical pulses; Optical recording; Optical refraction; Optical variables control; Refractive index; Ultrafast optics;
Conference_Titel :
Lasers and Electro-Optics, 2007 and the International Quantum Electronics Conference. CLEOE-IQEC 2007. European Conference on
Conference_Location :
Munich
Print_ISBN :
978-1-4244-0931-0
Electronic_ISBN :
978-1-4244-0931-0
DOI :
10.1109/CLEOE-IQEC.2007.4386179
