diff --git a/examples/js/controls/TransformControls.js b/examples/js/controls/TransformControls.js
index 4a4bfc7a9393594d2f01ebed392f992d69203ae1..a05fc61da0ffd04a11bc52148b4fff24629654bd 100644
--- a/examples/js/controls/TransformControls.js
+++ b/examples/js/controls/TransformControls.js
@@ -799,7 +799,15 @@
 			this.position.copy( worldPosition );
 			this.scale.set( scale, scale, scale );
 
-			eye.copy( camPosition ).sub( worldPosition ).normalize();
+			if ( camera instanceof THREE.PerspectiveCamera ) {
+
+				eye.copy( camPosition ).sub( worldPosition ).normalize();
+
+			} else if ( camera instanceof THREE.OrthographicCamera ) {
+
+				eye.copy( camPosition ).normalize();
+
+			}
 
 			if ( scope.space === "local" ) {