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Re: filtration for sfx200

  • From: JoePaduano@xxxxxxx
  • Subject: Re: filtration for sfx200
  • Date: Thu, 26 Feb 1998 09:49:52 EST
A No. 29 red is all you need with SFX200 film as it is only sensitive to
740nm. Most infrared filters transmit beyond 740nm, an area of wavelengths to
which the film cannot take advantage.
                                                               Joe
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