Archived posting to the Leica Users Group, 2001/08/01
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Hey, using the sunny 16 rule that is ..... F16 at 1/4 of a second or............... F1 at 1/500..... so what else do you want! Wide open Nocti! Frank Filippone I use an 87 opaque filter for IR because I want the maximum filtering of light. However, this does make the film really slow (i.e. ASA 4-7 for nominally 100 Macophot IR film).