Check this out...
Lamp for Infocus SP4800 X1 X1A C109 on Ebay
http://cgi.ebay.co.uk/ws/eBayISAPI....m=110218089352&ssPageName=STRK:MESE:IT&ih=001
Lamp for Infocus SP4800 X1 X1A C109 on Ebay
http://cgi.ebay.co.uk/ws/eBayISAPI....m=110218089352&ssPageName=STRK:MESE:IT&ih=001