Carto-Hansa Geodetic and Geographical Information Systems Services Ltd.
The company is engaged mainly in photogrammetry and map digitisation. The photogrammetric activities are covering both aerial and terrestrial photogrammetry, including photo-triangulation by bundle adjustment, photo restitution, interpretation and digital stereo-plotting at any scale. The stereo-plotters used for these purposes are both analogue and analytic. Another field of occupation is map digitisation using high accuracy digitising tablets and on-screen vectorising programs for raster scanned map materials. The platform for most of their digital mapping assignments is Intergraph MicroStation while the output is DGN format suitable for geographic information systems as a 3-dimensional base map.
Some of the recent contracts
- Digital survey of the XXth District of Budapest, 1991
- Bangkok airport development scheme: digital stereoplotting from aerial photographs, mapping scale 1:500 for 3-D planning map. 1992-1993.
- Greifswald township mapping digital stereoplotting from aerial photographs, mapping scale 1:500, plotting of situation and contours, digital integration of field completion data. 1993-1995.
- Jena, Wuppertal, Schwarzenberg, Suhl, Artern township mapping digital stereoplotting from aerial photographs, mapping scale 1:1000, plotting of situation and contours, 3-dimensional detailing of building roofs. 1993-1995.
Yearly contract earning is around 65 million Hungarian Forints.
Contact information:
Mail address: 1149 Budapest, Bosnyák tér 5.
Telephone: (361)-363-2846
Fax: (361)-363-1401
Contact persons:
János Ringhofer CEO
Back to the Hungarian GIS Market Survey 1997