True colour copy of the official paper chart of national hydrographic offices MapMedia mm3d raster charts are the most reliable. Charts are geo-referenced so you can display your vessel’s position on charts if you use a computer-based navigation system that is connected to your GPS.

Main advantages

• Similar appearance to marine paper charts.
• Reliability of true color copy of official hydrographic offices paper charts.
• Similar appearance to marine paper charts.

Main drawbacks

• Raster charts appear “grainy” when over zoomed.
• The depth units cannot be changed.
• There is no possibility to “hide" information on the map.