| 摘要 |
The invention relates to a glass sheet with a high level of infrared radiation transmission, that can be used especially in a tactile tablet, panel or screen. More precisely, the invention relates to a glass sheet having a composition comprising, as a content expressed in total weight percentages of glass: SiO2 55 - 78%; AI2O3 0 - 18%; B2O3 0 - 18%; Na2O 5 - 20%; CaO 0 - 15%; MgO 0 - 10%; K2O 0 - 10%; BaO 0 - 5%; total iron (expressed in the form of Fe2O3) 0.002 - 0.06%; and a chromium content (expressed in the form of Cr2O3) of between 0.002 and 0.06 %. |
