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Subject: Re: For a DIY exposure box ... is collimated light an issue?

From: "arvidj01" <arvidj@...>
Date: 2013-07-06

--- In Homebrew_PCBs@yahoogroups.com, "cunningfellow" <andrewm1973@...> wrote:
>
>
>
> > Frank Collingwood wrote:
> >
> > You can always use 4 inch drain pipe,
> > cut in half along the longitude, and
> > lined with mirror plastic, plus "egg
> > crate" for fluorescent fittings. Three
> > or Four UV tubes will then do the
> > trick for you
>
> I agree with Frank wholeheartedly
>
> https://www.thinktink.com/stack/volumes/voliii/equipment/uvlamp/uvlamp.htm
>
> https://www.thinktink.com/stack/volumes/voliii/equipment/uvlamp/uvlamp04.htm
>

Thanks for the responses.

I was impressed by the think and tinker solution but was turned off by the expense of the lights and fixtures and the size. Based on the diagram with the collimator it must be at least 18 inches tall. I understand why it needs to be that tall but can not afford the space in my small workshop.