diff --git a/osi_common.proto b/osi_common.proto
index ec84ed522..e28d6ccb8 100644
--- a/osi_common.proto
+++ b/osi_common.proto
@@ -952,3 +952,15 @@ message KeyValuePair
     //
     optional string value = 2;
 }
+
+//
+// \brief Polygon in 3 dimensions
+//
+// A polygon in 3 dimensions which contains a list of vertices.
+//
+message Polygon3d
+{
+    // A list of vertices
+    //
+    repeated Vector3d vertices = 1;
+}
diff --git a/osi_sensordata.proto b/osi_sensordata.proto
index 689149370..5f761215b 100644
--- a/osi_sensordata.proto
+++ b/osi_sensordata.proto
@@ -297,4 +297,22 @@ message SensorData
     // in cartesian coordinates.
     //
     optional LogicalDetectionData logical_detection_data = 27;
+
+    //
+    // \brief Virtual detection area of a sensor
+    //
+    // The virtual detection area describes the are the sensor can see in a best case scenario
+    // where no occlusion or other statistical effects are considered. It is described by a set
+    // of polygons.
+    //
+    message VirtualDetectionArea {
+        // List of polygons. Each polygon represents a surface of the virtual detection area
+        // and is given with respect to the virtual sensor coordinate system.
+        //
+        repeated Polygon3d polygons = 1;
+    }
+
+    // Virtual detection area of the sensor
+    //
+    optional VirtualDetectionArea virtual_detection_area = 28;
 }