Archived posting to the Leica Users Group, 2004/08/31
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Nope, go here for an explanation: http://www.cameraquest.com/aidaiais.htm John Collier On Aug 31, 2004, at 7:41 PM, Don Dory wrote: > Aperture Indexing System. Before that you had to twist the aperture to > minimum to tell the metering system what aperture the lens was. > > Steve Barbour wrote: > >> sorry, the Nikkor that is so well loved was the >> 105/2.5 AIS...? >> >> and the AIS means what please?