stereo-exp1/src/Experience.jsx

@@ -1,5 +1,6 @@
 import { useThree, extend } from '@react-three/fiber'
 import { OrbitControls } from '@react-three/drei'
+import { DoubleSide } from 'three'
 
 export default function Experience()
 {
@@ -13,12 +14,12 @@ export default function Experience()
 
     <mesh position-y={ 5 } scale={ 10 }>
       <planeGeometry />
-      <meshStandardMaterial color="blue"/>
+      <meshStandardMaterial color="blue" side={DoubleSide}/>
     </mesh>
 
     <mesh position-y={ - 1 } rotation-x={ - Math.PI * 0.5 } scale={ 10 }>
       <planeGeometry />
-      <meshStandardMaterial color="grey" />
+      <meshStandardMaterial color="grey" side={DoubleSide}/>
     </mesh>
   </>
 }