diff --git a/src/components/content/tunnelScene/sceneClass/demo.js b/src/components/content/tunnelScene/sceneClass/demo.js
index e47bc1e..29e8aad 100644
--- a/src/components/content/tunnelScene/sceneClass/demo.js
+++ b/src/components/content/tunnelScene/sceneClass/demo.js
@@ -181,11 +181,11 @@ export default class Demo {
       this.renderer.domElement
     );
     //初始化轨道控制器
-    this.orbitControls.object.position.set(-29, 18, -50)
-    this.orbitControls.maxPolarAngle = Math.PI * (3.17 / 6);
-    this.orbitControls.minPolarAngle = Math.PI * (2 / 6);
-    this.orbitControls.minDistance = 19;
-    this.orbitControls.maxDistance = 87;
+    this.orbitControls.object.position.set(-29, 18, -50);
+    // this.orbitControls.maxPolarAngle = Math.PI * (3.17 / 3);
+    // this.orbitControls.minPolarAngle = Math.PI * (2 / 3);
+    // this.orbitControls.minDistance = 19;
+    // this.orbitControls.maxDistance = 87;
     // 监听控制器变化
     this.orbitControls.addEventListener("end", handleEndChange.bind(this));
     this.orbitControls.addEventListener("start", handleStartChange.bind(this));