Technical Information Tungsten Halogen single ended No. DO 5385 Edition: 04/06 - subject to change 64815 (230V) Supersedes: / Status: valid Product description The OSRAM 64815 is a high wattage halogen lamp and widely used in tungsten Fresnel luminaries for studio and film production. Technical Data Lamp / order reference 64815 ANSI ECR LIF CP/83 Rated lamp wattage W 10000 Rated lamp voltage V 230 Average life-time h 300 Color temperature K 3200 Luminous flux lm 285000 Luminous efficacy lm/W 28.5 Base G38 Diameter d mm 80 Lamp length L mm 400 LCL a mm 254 Filament dimensions (w x h) mm 60 x 35 Type of filament C-13 Lamp operation Max. pinch seal temperature Burning position Display/Optic Berlin °C 350 s45