----- Original Message ----- From: "Nenad Djurdjevic" Subject: A-lenses aperture indication
> I have been wondering why Pentax AF cameras (crippled KAF mount excepted) > will not show the aperture setting in the viewfinder when the aperture ring > is set to other than "A". > > It seems to me that A lenses provide enough information to the camera > through the electronic contacts and aperature simulator for the camera to > "know" what aperture is set. > When the lens is off A, the electrical contacts are disabled, and the lens has no electrical communication at all with the camera. It's not just AF cameras. The Super Program is the same way. William Robb