In this multi part series on diy circuit board manufacturing/fabrication I'm going to cover my diy, vacuum pull down UV LED exposure box.
If you are looking for a description of the entire fab process click here
UV Exposure Rig
The photos bellow are of the uv lithography exposure box I cobbled together. It also features vacuum pull down.
A 4.1w High luminous efficiency 365nm UV LED. Sourced from digi key mid 2016. Model LZ1-00UV00