Font Size is not correct in the exported PDF-File

Can you help me? I have a question!!

I´m using the Crystal Reports XI Release 2 with .NET in my project and when I use the export PDF-File of WebViewer or the method of this , the font size is not correct but when I use the export PDF-File of Crystal Report Viewer 2008 .. the font-size no change.

I put the code in the registry and no work!

HKEY_CURRENT_USERSOFTWAREBusiness ObjectsSuite 11.0Crystal ReportsExportPDFForceLargerFonts

Have you saw something like this?