[alt-photo] Re: Cyanotype Light sources

[Don Bryant]

Take a look at this link:

http://www.atlantalightbulbs.com/ecart/10Expand.asp?ProductCode=F40T12BL

-----Original Message-----
From: alt-photo-process-list-bounces at lists.altphotolist.org
[mailto:alt-photo-process-list-bounces at lists.altphotolist.org] On Behalf Of
Gordon Holtslander
Sent: Wednesday, February 01, 2012 11:51 AM
To: The alternative photographic processes mailing list
Subject: [alt-photo] Re: Cyanotype Light sources

Hi;

I use these tubes with cyanotype:

http://ecom.mysylvania.com/sylvaniab2b/b2b/start.do;jsessionid=%28J2EE189276
00%29ID0697479350DB00966090437548233276End;saplb_*=%28J2EE18927600%291892765
0?browsername=mozilla%2F5.0%2520%2528windows%2520nt%25205.1%253B%2520rv%253A
10.0%2529%2520gecko%2F20100101%2520firefox%2F10.0&browsermajor=5&browsermino
r=5

or sylvania F40/350BL/ECO

They will fit in a standard 4 ft  flourescent fixture



----- Original Message -----
From: Rafael Frota <theesilvermtzion at gmail.com>
Date: Wednesday, February 1, 2012 5:05 am
Subject: [alt-photo] Cyanotype Light sources
To: alt-photo-process-list at lists.altphotolist.org

> Hello, friends
> 
> I´m trying get a lightbox to make cyanotypes (I need work at 
> night) and I read that this kind of 27 W Compact Fluorescent 
> Black Light works well
> 
> http://i203.photobucket.com/albums/aa61/PatrickDommarco/DSC01279.jpg 
> 
> I´d like to know:
> 
> 1) They really work?
> 2) How many bulbs I have to put in a 30x40 cm wood box (to print 
> 20x30 cm works in a 30x40 cm paper) to get a not-so-fast 
> exposure? I don´t mind get about 20min exposure.
> 3) What the best distance between these bulbs and the print?
> 4) Any other recommendations to build (or improvise) a cheap 
> light source (not so cheap here in Brazil).
> 
> Ps: many printmakers talk about UV facial sun bed unit. Would be 
> great, but it´s TOO expensive buying and shipping to Brazil 
> (almost 4 times more).
> 
> Hugs 4 all!
> 
> Rafael
> 
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