> Hi Folks,
> I'm mostly a learning lurker on these tech exchange lists,
> but the recent UV source discussion has stimulated a question
> I've been wondering about. I need a really compact UV source
> for a very portable exposure unit. Anyone know of any success
> using an array of UV LEDs as a UV light source for exposures?
> LEDs are pretty directional, so are fairly well collimated as
> is. And in their visible light forms, bright enough to use in
> traffic lights. But can these UV LEDs put out enough light
> energy to react the photoresist? Anybody have experience or know?
>
> -Karl in Kalifornia
They're the wrong wavelength, so they don't work anyway.
Tony