Working distance, 4 inches:
http://store.amscope.com/sw-2b13.htmlSteve Greenfield AE7HD
--- In Homebrew_PCBs@yahoogroups.com, Stefan Trethan <stefan_trethan@...> wrote:
>
> Any USB microscope will not be ideal for working under it.
>
> The best solution would be a stereo microscope. It gives you magnified
> 3D vision and you can actually judge distances, which is very
> important when manipulating stuff under the 'scope.
>
> There are various options for stereo microscopes, with various working
> distances. I would say you are looking at something like $100 minimum
> for something you can work with that doesn't hurt your eyes while you
> use it (unless you find a great second-hand deal). There is almost no
> upper limit.
>
> I do not use a PCB holder personally (don't see the point really), but
> this one was recommended before and would be my first choice:
> <http://www.amazon.com/PanaVise-333-Assembly-Circuit-Holder/dp/B000SSR8FY/ref=pd_sbs_indust_4>
>
> ST
>
>