diff --git a/src/App.tsx b/src/App.tsx
index 992a971..607c290 100644
--- a/src/App.tsx
+++ b/src/App.tsx
@@ -12,6 +12,12 @@ const THREE_ADDONS = {
 } as const
 
 
+const DEFAULT_TRANSFORMATION_MATRIX = [
+  1, 0, 0, 0,
+  0, 1, 0, 0,
+  0, 0, 1, 0,
+  0, 0, 0, 1,
+]
 const DEFAULT_NEAR = 0.05
 const DEFAULT_FAR = 1
 const CAMERA_EXTRINSIC_MATRIX_MAP: Record<string, number[]> = {
@@ -147,6 +153,7 @@ const Scene = () => {
       const far = (1 / fov_x) * 20
       return <CameraViewFromExtrinsic key={key} name={`${key}(${fov_x.toFixed(1)})`} extrinsic={value} fov={fov_x} aspect={IMAGE_WIDTH / IMAGE_HEIGHT} far={far} />
     })}
+    <CameraViewFromExtrinsic name="default" extrinsic={DEFAULT_TRANSFORMATION_MATRIX} fov={60} aspect={IMAGE_WIDTH / IMAGE_HEIGHT} far={0.4} />
     <Axes />
   </group>)
   return (