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Selecting MANUAL aperture on the A900

Posted: Fri Sep 26, 2008 3:14 am
by DonSchap
David,

while you are milling around Photkina, if you are still there, of course, could you ask someone, anyone who might know ... why you cannot manually enter an aperture-setting for a manual lens on the A900. Doesn't anyone in design realize how handy that would be for photographers using older lenses and other adapted ones (Adaptall2 & M42)? I know, I've always wanted that feature!

Re: Selecting MANUAL aperture on the A900

Posted: Fri Sep 26, 2008 3:26 am
by Javelin
I that so as you can use the camera in A mode or maybe one of the automatic modes? On my MD lenses I just dial in the shutter after picking an aperture on the lens

Re: Selecting MANUAL aperture on the A900

Posted: Fri Sep 26, 2008 4:35 am
by DonSchap
I mean, wouldn't it be easier to just "manually" enter your aperture (to match the lens setting)and use the camera's computer to support the rest of the system, be it flash and or whatever?

Re: Selecting MANUAL aperture on the A900

Posted: Fri Sep 26, 2008 2:07 pm
by Javelin
But with an adaptor on the lens .. making the lens a little longer wouldn't the aperture value (Fstop) be incorrect? or is the adaptor to small a distance change to make a diference?

Re: Selecting MANUAL aperture on the A900

Posted: Fri Sep 26, 2008 2:34 pm
by David Kilpatrick
What would be valuable would be a menu to enter maximum aperture, working aperture, and focal length. That would complete the EXIF info. Sounds like something for a future generation, not future firmware though.

David

Re: Selecting MANUAL aperture on the A900

Posted: Fri Sep 26, 2008 8:35 pm
by DonSchap
Well, since it is a "here & now" issue, why not address it as a future firmware consideration? I mean there are only ten or so base apertures (1.4,1.8, 2, 2.5, 2.8,3.5,4,4.5,5,5.6,6.9), I can think of, that are manual. This would be an excellent and remarkable feature on semi-pro & pro-level cameras. You know, guys who have access to exotic stuff and would like to "effectively" mount it.