[Libgdx] TiledMap UnitScale Map goes to small

Hello,

When i render my map with the option of 1 / 32f on the unitScale. Map goes to small.

http://3.1m.yt/1S0Swtc.png

My current camera setup.

        camera = new OrthographicCamera();
        camera.setToOrtho(false, 30, 20);
        camera.update();

Thanks.