Re: Coloured filters and EIR

[Stan McQueen <stan@xxxxxxxxxxx>]

At 05:26 PM 06/30/2000 +0100, you wrote:
>Hi,
>
>Chatting filters over a drink recently Spearmint and I realised that with 
>ostensibly the same colour filter we got completely different results with 
>IR Ektachrome. I use Hoya and he uses Cokin.
>
>This would explain why we get such diversity of results with this stuff. 
>The infrared response of the coloured filters must differ significantly. 
>One for Cocam I think? Any thoughts Clive?
>
>Cheers
>
>Andy
>www.invisiblelight.co.uk
>www.atsf.co.uk/ilight/
>*

I've just shot my second roll of EIR and I'm noticing the same thing. I 
shot the first roll with a Cokin Orange filter and the second with a Cokin 
Yellow filter. The pictures don't look anything like what I expected from 
seeing other's results. Does anyone have curves for Cokin vs. Hoya?

Stan

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