The Osram XBO R 300 W/60C OFR is a 300 watt Xenon Short Arc lamp with focussing 44 degree beam angle. Typical lifetime is 500 hours. This lamp has lead wires and connector on the 82.5mm diameter x 110mm long dichroic coated 60mm working distance reflector. This item is made by Osram, and is also commonly available from no other source but Osram/Sylvania. It is seen as alternative part numbers 69167, XBOR300W60C, XBO-R300W/60C, XBOR300W/60C, XBO-R300W/60C OFR, XBOR300W/60C OFR and other variations.