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575 HMI Fresnel Output


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#1 Carl Fischer

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Posted 21 January 2011 - 12:26 AM

What is a 575 HMI fresnel equivalent to in tungsten light? 2k?
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#2 Adrian Sierkowski

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Posted 21 January 2011 - 12:32 AM

Photometric data for your particular lamp should be available on your manufacture's website, but as rule of thumb I generally figure 2x what I'd get out of a T unit.

for a start :

http://www.arri.de/l...calculator.html
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