diff --git a/example/Vulkan/VulkanAppFramework.h b/example/Vulkan/VulkanAppFramework.h
index 503aee21..2c09b968 100644
--- a/example/Vulkan/VulkanAppFramework.h
+++ b/example/Vulkan/VulkanAppFramework.h
@@ -276,8 +276,8 @@ public:
         if(key_status[kbUp      ])camera.WrapUpRotate   (move_speed);else
         if(key_status[kbDown    ])camera.WrapDownRotate (move_speed);else
 
-        if(key_status[kbHome    ])camera.ForwardTilt    (move_speed);else
-        if(key_status[kbEnd     ])camera.LeaningBack    (move_speed);else
+        if(key_status[kbHome    ])camera.ForwardRotate  (move_speed);else
+        if(key_status[kbEnd     ])camera.BackwardRotate (move_speed);else
         if(key_status[kbDelete  ])camera.LeftRotate     (move_speed);else
         if(key_status[kbPageDown])camera.RightRotate    (move_speed);else
             return;
diff --git a/inc/hgl/graph/Camera.h b/inc/hgl/graph/Camera.h
index b483a311..6ae9f830 100644
--- a/inc/hgl/graph/Camera.h
+++ b/inc/hgl/graph/Camera.h
@@ -22,7 +22,7 @@ namespace hgl
             float width;                ///<视图宽
             float height;               ///<视图高
 
-            float fov=90;               ///<水平FOV
+            float fov=60;               ///<水平FOV
             float znear=0,zfar=1000;    ///<Z轴上离眼睛的距离
 
             Vector4f eye;               ///<眼睛坐标
@@ -94,8 +94,8 @@ namespace hgl
 
         public: //以自身为中心旋转
 
-            virtual void LeaningBack(float ang=5){Rotate(ang,cross(center-eye,up_vector));}         ///<后仰
-            virtual void ForwardTilt(float ang=5){LeaningBack(-ang);}                               ///<前倾
+            virtual void BackwardRotate(float ang=5){Rotate(ang,cross(center-eye,up_vector));}      ///<后仰
+            virtual void ForwardRotate(float ang=5){BackwardRotate(-ang);}                          ///<前倾
 
             virtual void RightRotate(float ang=5){Rotate(ang,up_vector);}                           ///<右转
             virtual void LeftRotate(float ang=5){RightRotate(-ang);}                                ///<左转