LESSON 3
7.
What does pH measure?
a.
Alkalinity
b.
Acidity
c.
d.
All of the above
You should now have an understanding of quality control and its make-up. If
there are any areas you are not sure of, go over them now.
If you feel
ready, read the summary for a quick review.
SUMMARY
Congratulations!
You have completed this subcourse.
You should now be
familiar with photographic lab operations.
In brief, we have covered preparing different chemicals and how they are
used; processing film at different time and temperatures by the tray and
tank method; identifying and processing photo paper; contact printing with
printing frame and contact printer; projection printing and the different
means to improve the print; how to spot, tone, and mount prints; and methods
and reasons for quality control.
The subject covered will help you produce excellent quality photographic
prints.
This subcourse is not designed to make you an expert in the lab, but to help
you gain the knowledge required to perform there. It will take many hours
of actual experience before you will be a pro.
Now, it's time to take the examination. When you have finished the exam,
mail it back in the envelope provided. Remember, to keep your book for use
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