Reading Device for the Blind

Contact us:

  Write to:


Please address general questions to Mrs. Barbara Gantenberg:

Bild: Barbara Gantenberg

And if you have any questions about technology or the scientific background, please contact Mr. Gunnar Matschulat:

Bild: Gunnar Matschulat


Owner of this website is Gunnar Matschulat, Ferdinand-Schrey-Str. 48, D 42119 Wuppertal, Germany;

Tel:. +49 3212 2525252, E-Mail:

Gunnar Matschulat is not responsible for the content of links to external websites.

Mailling Address and Phone:

Gunnar Matschulat

Devices for the Blind

Ferdinand-Schrey-Str. 48

42119 Wuppertal



Tel.: +49 3212 2525252

FAX: +49 3212 2525252

Institute identifier (Institutskennzeichen, IK): 590518356

German Tax Nr.: 132 5206 1030

German Tax ID: 50 671 042 984