very similar to the projector screen. 
http://www.ally3.com/uploadfiles/2008-4 ... 915569.jpg please see link for last picture.
send me a PM or text message if your interested. getting rid as moved to a new house with no where to put it i have only used half a dozen times. Bulbs can be bought for about £25 so very reasonable. Unfortunatly the user manuel has been lost.
My contact number is 07858556515 or pm me, thanks
