Hot Air Balloon, Mildura International Hot Air Balloon Fiesta 2004 0 comments on OK-0050 – Kubicek BB-20 OK-0050 – Kubicek BB-20 Aperture: ƒ/8.88 Camera: hp 635 Digital Camera Taken: 29 June, 2004 Copyright: Copyright, HP Corp, 2003 Focal length: 11.9mm ISO: 100