If you’re thinking UV is a broad brush, you’re right. [David Prutchi] says he is most interested in Solar Blind UV (SBUV): Solar radiation in the 240 nm to 280 nm range is completely absorbed ...

She knew there was a better way and devised her DIY UV mini manicure lamp. She really thought of everything. The open source 3D-printed enclosure includes a small compartment in the top for ...