it's showing the FOV equivalent lens on your *istD covered by the flash. IOW, the flash should be set to manual zoom and set to match the current focal length.
Herb.... ----- Original Message ----- From: "Mark Cassino" <[EMAIL PROTECTED]> To: <[EMAIL PROTECTED]> Sent: Wednesday, December 03, 2003 12:41 AM Subject: Re: *ist-D and Flash Auto-Zoom > By golly, you're right - just found it in the manual... > > But at the risk of revealing just how thick I really am, I honestly don't > get why it does that. It seems to be backwards. For example, if you put a > 70 mm lens on the camera, you are shooting at an effective 105mm, but the > flash shows 48mm. Shouldn't it be the other way around - i.e. - you put a > 48 mm lens on the camera and the flash displays the effective focal length > of 70? > > My camera is also acting inconsistent with the table in the manual - e.g. > my 50mm lens results in a flash display of 48mm when it should show 34mm, > per the manual. It does not seem to matter since, shutting the camera off > and getting the flash back into 35mm mode, it seems to be at the right > setting for the zoom. But it does seem quirky, IMO, unless I'm missing > something...