CameraBounds.cs

        private Bounds OrthographicBounds(float orthographicSize)
        {
            float screenAspect = (float)Screen.width / (float)Screen.height;
            float cameraHeight = orthographicSize * 2;

            Bounds bounds = new Bounds(
                transform.position,
                new Vector3(cameraHeight * screenAspect, cameraHeight, 0));

            return bounds;
        }
        private float BoundsToOrthographic(Bounds bounds)
        {
            float screenAspect = (float)Screen.width / (float)Screen.height;
            return bounds.size.x / screenAspect * 0.5f;
        }