In article ,
TonyL wrote:
Quite. It is going to be a UV box, either home made or bought.

A selection of tubes he-

http://www.tlc-direct.co.uk/Main_Ind...s_2/index.html

Some fittings that might do he-

http://www.tlc-direct.co.uk/Main_Ind...lar/index.html

Or do a search for a twin ballast for the tube size you want.

A small toolbox with lid could be a suitable case, with a glass platform
fitted and sponge in the lid to press the transparency and board to the
glass.

Paint the inside white for maximum reflection - you might have to make up
a reflector shaped sort of ^^ in cross section.

They are quite pricey to buy due to low volumes of production - although I
haven't really looked on Ebay, etc. My guess is you could make one at a
parts cost of approx half of buying one.

Remember to print the transparency mirror image as you want the 'print'
side in contact with the work to avoid refraction effects.

--
Is the hardness of the butter proportional to the softness of the bread?*

Dave Plowman London SW
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