MetaLaser INC.

Date: 24th June 2016
Yb CaF2 Laser Crystals
YbCaF2laser crystals?Yb:CaF2is a good materials for use indiode-pumped femtosecond (fs) lasers and amplifiers.Features: ? Low quantum defect? ? Long fluorescence lifetime ? High optical-to-optical conversion efficienciesAbsorption peak wavelength 980nmLong fluorescence lifetime 2.4msDopant concentrationIndex homogeity <5ppmMeta-Photonics Yb:CaF2 Crystals ? Absorption coefficient: 0.5~3.0cm-1; ? Maximal Size: dia95mm ? Custom design prouction (special doping concentration,Website:http://www.meta-laser.com, shape, coating) is availableSpecificationParameters of MaterialsMaterialsYb:CaF2Transmission1%,3%,5%,10%Orientation<111>or <100>CoatingsAR/AR@940+1030nm,S1,S2:R?0.2?@1030nm.Polishing Specification for Laser GradeOrientation Tolerence< 0.5?Thickness/Diameter Tolerance?0.05mmSurface Flatness90%Chammfer<0.2?45?Room-temperature emission spectra of Yb:CaF2 and Yb:Na:CaF2 at various codoping levelsAbsorption and emission cross-section spectra of Yb3+-doped CaF2, SrF2 and BaF2 at 77 KSpectroscopic and laser parameters
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