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RE: Hoya R72 InfraRed filter

  • From: "George L Smyth" <glsmyth@xxxxxxx>
  • Subject: RE: Hoya R72 InfraRed filter
  • Date: Sat, 4 Sep 1999 18:37:40 -0400
> -----Original Message-----
> 
> Finally after waiting for a full year I've got my first opaque IR filter ( 
> things move slow on this blasted island )
> 
> It's the Hoya R72 InfraRed filter, & what I want ask is does anyone 
> have any idea what the filter factor is ?

I meter with a #25 filter.  Then add 2-5 stops, depending upon the scene.

george

---
HandMade Photographic Images
http://www2.ari.net/glsmyth/ 

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