Archived posting to the Leica Users Group, 1997/04/30
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]At 03:12 PM 4/30/97 PST, you wrote: > Hi, > > Pardon me for this off topic. I am sure quite a few of Leica user > collectors have Alpa stuff. Can anyone tell me what a little arrow > shutter release nob on the lens is for? I know it is related with > aperture control of the lens but not for sure how to use it. By the > way on 35 Alpa-Curtagon the bigger nob has two dots. I wonder if > anyone has a manual to make copies of. > Sorry for this off topic again. > > Regards, > David > seungmin@luxcom.com > > It changes the lens diaphragm from automatic (arrow horizontal) to manual (arrow vertical.) If you use the self timer, you must use the manual setting as your finger won't be pressing the shutter release during the exposure, which stops down the diaphragm. If you don't use the manual diaphragm setting with the self timer, you will always be shooting at full aperture. Jim