diff --git a/src/app/babylon/model/info/mark/model-info-mark.ts b/src/app/babylon/model/info/mark/model-info-mark.ts
index 2f4eaae..297a7af 100644
--- a/src/app/babylon/model/info/mark/model-info-mark.ts
+++ b/src/app/babylon/model/info/mark/model-info-mark.ts
@@ -145,9 +145,12 @@ export class ModelInfo_mark extends ModelInfo {
             this.uiFollowHead.thickness = 0;
             this.uiFollowHead.adaptWidthToChildren = true;
             this.uiFollowHead.linkWithMesh(this.headMesh);
-            this.uiFollowHead.onPointerClickObservable.add(() => {
+            this.uiFollowHead.onPointerClickObservable.add((info: Vector2WithInfo) => {
                 MarkWindow.instance.selectMarkDataFrom3d(instance, true);
-                instance.lookAt();
+                //中间点击时才发生聚焦
+                if (info.buttonIndex == 1) {
+                    instance.lookAt();
+                }
             });
 
             this.uiFollowHeadBg = new Rectangle('bg');