Archived posting to the Leica Users Group, 1997/07/07
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]I want to try some Ilford SFX200 with a 50 Summilux-M on an M6, using a red filter. Is is necessary to compensate focusing for IR light, and if so, how do I determine how much to shift the lens? Anyone tried this with IR film? - -GH