Re: [APML] Pentax 6X7

[Chris1011@aol.com]

In a message dated 10/31/2001 5:35:41 AM Pacific Standard Time, ketelsen@as.arizona.edu writes:


> I see many of you use yours at F/5 to F/6 -
> is there vignetting at these speeds caused by adaptors or the mounting
> flange?  There would certainly be some at the F/3.6 to F/4 of the system
> I'm envisioning.


At that speed there will be vignetting unless you force the light to diverge near the entrance of the camera with a special lens set. Crop the image to get rid of dark corners.

Roland Christen