Hi, sorry for asking again, but I didn't find any answer in the Wiki. When will there be an official release for VTK 5.0 ? greets Ingo --- Dr.-Ing. Ingo H. de Boer Polytec GmbH Polytec-Platz 1-7, 76337 Waldbronn, Germany phone: ++49 7243 604 106 fax : ++49 7243 604 255