diff --git a/src/Add-on/Move.ts b/src/Add-on/Move.ts
index b9973284b..442e51879 100644
--- a/src/Add-on/Move.ts
+++ b/src/Add-on/Move.ts
@@ -1,13 +1,14 @@
 import { Matrix4 } from 'three';
 import { app } from '../ApplicationServices/Application';
+import { Log } from '../Common/Log';
 import { CylinderHole, GangDrillType } from '../DatabaseServices/3DSolid/CylinderHole';
+import { ExtrudeHole } from '../DatabaseServices/3DSolid/ExtrudeHole';
+import { Hole } from '../DatabaseServices/3DSolid/Hole';
 import { Board } from '../DatabaseServices/Entity/Board';
+import { Light } from '../DatabaseServices/Lights/Light';
 import { Command } from '../Editor/CommandMachine';
 import { JigUtils } from '../Editor/JigUtils';
 import { PromptStatus } from '../Editor/PromptResult';
-import { Log } from '../Common/Log';
-import { Hole } from '../DatabaseServices/3DSolid/Hole';
-import { ExtrudeHole } from '../DatabaseServices/3DSolid/ExtrudeHole';
 
 export class Command_Move implements Command
 {
@@ -28,7 +29,15 @@ export class Command_Move implements Command
 
         let ens = ssRes.SelectSet.SelectEntityList;
 
-        let ensClone = ens.map(e => JigUtils.Draw(e));
+        let ensClone = ens.map(e =>
+        {
+            if (e instanceof Light)
+            {
+                e.DrawObject.visible = false;
+                return JigUtils.Draw(e, true);
+            }
+            return JigUtils.Draw(e);
+        });
 
         let ptBase = ptRes.Point;
         let ptLast = ptBase.clone();
diff --git a/src/Add-on/Rotate.ts b/src/Add-on/Rotate.ts
index 6213eadac..1cb3afd7f 100644
--- a/src/Add-on/Rotate.ts
+++ b/src/Add-on/Rotate.ts
@@ -2,6 +2,7 @@ import { MathUtils, Matrix4, Vector3 } from 'three';
 import { app } from '../ApplicationServices/Application';
 import { UpdateDraw } from '../Common/Status';
 import { Entity } from '../DatabaseServices/Entity/Entity';
+import { Light } from '../DatabaseServices/Lights/Light';
 import { Command } from '../Editor/CommandMachine';
 import { JigUtils } from '../Editor/JigUtils';
 import { PromptStatus } from '../Editor/PromptResult';
@@ -23,7 +24,15 @@ export class Command_Rotate implements Command
         let pt1 = ptRes.Point;
 
         let ens = ss.SelectSet.SelectEntityList;
-        let cloneEns = ens.map(en => JigUtils.Draw(en));
+        let cloneEns = ens.map(e =>
+        {
+            if (e instanceof Light)//为了避免性能损耗,这里用快速拷贝的方式,并且将原来的灯隐藏显示
+            {
+                e.DrawObject.visible = false;
+                return JigUtils.Draw(e, true);
+            }
+            return JigUtils.Draw(e);
+        });
 
         let isCopy = false;
 
diff --git a/src/DatabaseServices/Lights/Light.ts b/src/DatabaseServices/Lights/Light.ts
index 0a0b1aeb6..75474f665 100644
--- a/src/DatabaseServices/Lights/Light.ts
+++ b/src/DatabaseServices/Lights/Light.ts
@@ -16,6 +16,7 @@ import { Entity } from '../Entity/Entity';
 @Factory
 export class Light extends Entity
 {
+    OnlyRenderType = true;
     protected _Intensity: number = 2; //强度
     protected _LightColor: Color = new Color(0xffffff);//光源颜色
     @AutoRecord Temperature = 6500;//色温