On 31/01/2010 22:55, lists wrote:
> In article<alpine.DEB.1.10.1001311437590.21783@...>,
> David Griffith<dgriffi@...> wrote:
>
>
>> How effective are UV exposure units in the form of two 12-inch tubes
>> mounted on a board and suspended over the workbench? The approach I'm
>> tinkering with now is a pair of polycarbonate sheets hinged on one side.
>> Align and clamp the PCB and artwork in the device, then place under the
>> lamp to cook, then flip and cook the other side. Comments?
>>
> Your eyes (and probably your skin) need protection from the UV, which is
> why units are normally enclosed and interlocked.
>
>
Long-wave UV isn't particularly dangerous.
Leon
--
Leon Heller
G1HSM