Without taking another photo and processing it, here is one I currently have on photobucket that is available to share with you now. It consists of a clear plastic lens, a chrome bezel, and a cork gasket. They are available at most vintage Jeep suppliers. I got mine at willysoverland.com, 888-265-5337.

There is a complete breakdown of the individual components on page 59 of the 1949 Willys-Overland Parts List - Jeep Models CJ-2A and 3A (available at many suppliers, also). Scanned copy from that page is below:
