Garmin BlueChart g2 Vision for your Garmin plotter / GPS. BlueChart g2 Vision is Garmins premium marine chart in vector format for use with Garmin chartplotters. In addition to the nautical chart data, BlueChart g2 Vision includes all the features of BlueChart g2 (on-chart position, spot soundings, coastal features, anchorages, port plans, waterways, obstructions, restricted areas) plus Auto Guidance, 3-D above and below the waterline, aerial photos, satellite imagery and coastal roads as well as points of interest. Coverage is available worldwide in regional offerings. Find a list of Garmin products compatible with BlueChart g2 Vision.