Archived posting to the Leica Users Group, 1999/01/17
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]At 22:48 16/01/99 -0600, Harrison McLary wrote: >I usually use an 81A on my lenses, just because I like the look. The >81A knocks appx 600 degrees K off the color Temp of the light hitting >the film. The 81B is around 800 degrees, I think...don't have my color >temp chart in front of me at present. > I guess you meant to say that the 81A knocks about 600 K off 6100 K light. The number of degrees it knocks off depends on the colour temp you begin with. An 81A reduces 3400 K light to 3200 K. The mired shift is constant though. Regards, Malcolm