Technical Information Tungsten Halogen double ended No. DO 5317 Edition: 05/06 - subject to change 64571(230/240V) Supersedes: 11/98 Status: valid Product description The OSRAM 64571 is typically used in photographic or film studios and theaters. The main applications are Cyclorama Lights and Halogen Softlights. The Cyc lights provide a uniform wash, which makes them especially suited to cyc and backdrop lighting. Softlights are indirect fill-lights that provide a very soft even wash of light. Technical Data Lamp / order reference 64571 ANSI DXX LIF P2/13 Rated lamp wattage W 800 Rated lamp voltage V 230 (240*) Average life-time h 75 Color temperature K 3200 Luminous flux lm 21000 Luminous efficacy lm/W 27.0 (25.6*) Base R7s Diameter d mm 17 max. Lamp length L mm 74.9 max. Length of coil mm 20 Type of coil CC * referred to 240V Lamp operation Max. pinch seal temperature Burning position Display/Optic Berlin °C 350°C max. s180