how to calculate exposure time?

External Since: Aug 26, 2004 Posts: 7

<tracym DeleteThis @akme.net> wrote in message
news:r9f9k0dglmgv6nfp48s7cldmj0ruu7p8ut@4ax.com...
> On 12 Sep 2004 17:41:10 GMT, argon3 DeleteThis @aol.com (Argon3) wrote:
>
  > >...and I continue thanks to a touchy "enter" button.
  > >
  > >You will find that there will be a lot of variables involved in
calculating the
  > >exposure. When you are photographing a close up, you will run into
"bellows
  > >factor" which will necessitate more exposure. When the scene has
extremes of
  > >contrast some compensaton may be necessary as well. Hopefully you will
learn
  > >about these things later on...just getting an adequate negative is the
first
  > >step and you can build upon that. Best of luck.
  > >
  > >I assume that you are a student in a class and not the instructor and
that you
  > >have come to this group with a legitimate que
>
>
> that's a good assupmtipon.
>
  > >I try to take this forum somewhat
  > >seriously (not above an occaisional attempt at humour) and won't waste my
time
  > >trashing anyone who seems to be asking a legitimate question.
>
> that's a good policy.
>
  > >
  > >Please try finding a good source book for this kind of information before
you
  > >resort to the newsgroups for authoritative answers (I tell my children
this as
  > >well). Try the Ansel Adams books, one or another of the Ralph Hattersley
books
  > >or (heaven forefend I should reccomend it in THIS newsgroup) the Steve
Simmons
  > >book...there are a lot of others but these come to mind. Go to the
library or
  > >browse them at a Borders or B&N...or even BUY one if you have to.
>
>
> You know, I believe I did mention I was waiting for a book to come,
> didn't I? And I also mentioned that I had tried to find some info on
> my own before coming here, and that I encountered some confusion
> because I found that there are a lot of different formulas out there.
>
> I am not waiting until the book comes because I have an assignment due
> Thursday.
>
> Thank you very much for your input. I will go read it.
>
> Ya'll are almost as bad as the people on rec.video.production and the
> way they pounce on anybody who asks about getting a job in video
> editing (that wasn't me). sheesh.
>
> tracy the "cranky now" newsgroup hazee
>
Gawd, people can be rude and patronizing. If you are starting out , just
meter your LF using decent 35mm SLR equipment with an equivalent focal
length. This makes dinking around with the dedicated handheld meters much
easier and makes it faster to tell how to make the subjective adjustments
w/o burning piles of film.

External Since: Mar 24, 2004 Posts: 655

"Ken Burns" <kenburns.TakeThisOut@twave.net> wrote in message
news:4i%0d.15967$az6.12486@newsread2.news.atl.earthlink.net...
> You are either a troll and should go away or you are not qualified to
teach
> a large format photography class and should get someone who is
knowledgeable
> to teach it.
>
> KB

What makes you think he/she is teaching it? I rather assumed the OP was a
student.

--
Regards,
Matt Clara
<a style='text-decoration: underline;' href="http://www.mattclara.com" target="_blank">www.mattclara.com</a>