Convert it to a jpeg/Tiff/bmp using HDRShop or another program. More posts on HDRI http://www.renderosity.com/messages.ez?Form.ShowMessage=1078758 ^ These were crappy renders though. And didn't use any lights. http://www.renderosity.com/messages.ez?Form.ShowMessage=1074620 Basically a hdri image is mapped onto the inside of the sphere to simulate an environment.