[pure-silver] Re: Spotting and Microscope Questions
- From: Peter De Smidt <pdesmidt@xxxxxxx>
- To: pure-silver@xxxxxxxxxxxxx
- Date: Tue, 12 Oct 2004 16:05:39 -0500
Jerry,
Thanks for the suggestions. I'll interleave comments
Koch, Gerald wrote:
>Scratching shouldn't be a problem since the toothpick isn't moved from side to
>side but rather brought down vertically until it just contacts the paper and
>deposits a droplet of iodine solution. A razor blade can be used to make a
>finer point on the toothpick.
>
When I tried this, the toothpick seems to create a rough spot on the
paper. I'll do a little practicing.
>The spotting dye should be very dilute and density built up slowly with several
>applications. Mix the dye on an old white plate. Unused dye can be allowed to
>dry on the plate and re-dissolved with a small amount of distilled water
>whenever needed.
>
That's what I do, although I use a white plastic artist's palate.
>When you get into magnifications greater than that of a hand lense hand-eye
>coordination becomes a problem.
>
>Jerry
>
>
At the moment the limiting factor is the lack of enough magnification. I
wear nylon gloves and rest my hands on the print, using my left and to
steady the brush just above the bristles, at least that's what I do if I
have to be very precise.
-Peter
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