stereo_camera = {
const fov = 45;
const aspect = width / height;
const near = 1;
const far = 1000;
const stereo_camera = new THREE.PerspectiveCamera(fov, aspect, near, far);
stereo_camera.position.set(2, 2, -2);
stereo_camera.lookAt(new THREE.Vector3(0, 0, 0));
return stereo_camera;
}