diff --git a/src/Obj/Base/BillboardObject/index.js b/src/Obj/Base/BillboardObject/index.js
index c836256..eab4a3d 100644
--- a/src/Obj/Base/BillboardObject/index.js
+++ b/src/Obj/Base/BillboardObject/index.js
@@ -1812,7 +1812,13 @@ class BillboardObject extends Base {
           case '2':
           case 3:
           case '3':
-            this.getClampToHeight(this.options.positions).then(h => {
+            let objectsToExclude = []
+            for (let [key, value] of this.sdk.entityMap) {
+              if (value.type === 'RadarScanStereoscopic' && value.entity) {
+                objectsToExclude.push(value.entity)
+              }
+            }
+            this.getClampToHeight(this.options.positions, objectsToExclude).then(h => {
               this.alt = Number(h.toFixed(2))
               heightElm.value = this.alt
             })
@@ -1876,7 +1882,13 @@ class BillboardObject extends Base {
                     break
                   case 3:
                   case '3':
-                    this.getClampToHeight(this.options.positions).then(h => {
+                    let objectsToExclude = []
+                    for (let [key, value] of this.sdk.entityMap) {
+                      if (value.type === 'RadarScanStereoscopic' && value.entity) {
+                        objectsToExclude.push(value.entity)
+                      }
+                    }
+                    this.getClampToHeight(this.options.positions, objectsToExclude).then(h => {
                       this.alt = Number(h.toFixed(2))
                     })
                     this.heightMode = 3
@@ -2330,9 +2342,14 @@ class BillboardObject extends Base {
       this.options.positions.lat,
       10000000000000
     )
-    let updatedCartesians = await this.sdk.viewer.scene.clampToHeightMostDetailed(
-      [point1]
-    )
+
+    let objectsToExclude = []
+    for (let [key, value] of this.sdk.entityMap) {
+      if (value.type === 'RadarScanStereoscopic' && value.entity) {
+        objectsToExclude.push(value.entity)
+      }
+    }
+    let updatedCartesians = await this.sdk.viewer.scene.clampToHeightMostDetailed([point1], objectsToExclude)
     if (updatedCartesians && updatedCartesians[0]) {
       height = this.cartesian3Towgs84(updatedCartesians[0], this.sdk.viewer).alt
     }
@@ -2471,7 +2488,13 @@ class BillboardObject extends Base {
       }
       // 如果没有高度值，则获取紧贴高度计算
       if (!position.hasOwnProperty('alt')) {
-        position.alt = await this.getClampToHeight(position)
+        let objectsToExclude = []
+        for (let [key, value] of this.sdk.entityMap) {
+          if (value.type === 'RadarScanStereoscopic' && value.entity) {
+            objectsToExclude.push(value.entity)
+          }
+        }
+        position.alt = await this.getClampToHeight(position, objectsToExclude)
       }
       lng = this.options.customView.relativePosition.lng + position.lng
       lat = this.options.customView.relativePosition.lat + position.lat
@@ -2482,7 +2505,13 @@ class BillboardObject extends Base {
         orientation: orientation
       })
     } else {
-      let height = await this.getClampToHeight(this.options.positions)
+      let objectsToExclude = []
+      for (let [key, value] of this.sdk.entityMap) {
+        if (value.type === 'RadarScanStereoscopic' && value.entity) {
+          objectsToExclude.push(value.entity)
+        }
+      }
+      let height = await this.getClampToHeight(this.options.positions, objectsToExclude)
       this.sdk.viewer.camera.flyTo({
         orientation: options.orientation,
         destination: Cesium.Cartesian3.fromDegrees(
@@ -2650,7 +2679,13 @@ class BillboardObject extends Base {
       }
       // 如果没有高度值，则获取紧贴高度计算
       if (!position.hasOwnProperty('alt')) {
-        position.alt = await this.getClampToHeight(position)
+        let objectsToExclude = []
+        for (let [key, value] of this.sdk.entityMap) {
+          if (value.type === 'RadarScanStereoscopic' && value.entity) {
+            objectsToExclude.push(value.entity)
+          }
+        }
+        position.alt = await this.getClampToHeight(position, objectsToExclude)
       }
       relativePosition = {
         lng: cameraPosition84.lng - position.lng,
diff --git a/src/Obj/Base/RadarScanStereoscopic/index.js b/src/Obj/Base/RadarScanStereoscopic/index.js
index f3bace4..605a9d6 100644
--- a/src/Obj/Base/RadarScanStereoscopic/index.js
+++ b/src/Obj/Base/RadarScanStereoscopic/index.js
@@ -86,6 +86,10 @@ class RadarScanStereoscopic extends Base {
     RadarScanStereoscopic.radarSolidScan(this)
   }
 
+  get type() {
+    return 'RadarScanStereoscopic'
+  }
+
   static radarSolidScan(that) {
     let viewer = that.sdk.viewer
     let options = that.options