Lumatec Everest Computer Light,$25

Clip this little-lamp-that-could to your book (shown, left page), or flip up the stand on the light’s back. The two LED lights (which never get hot) last over 70 hours on a single set of lithium batteries (included). Working overtime? Plug the light into your laptop for an unlimited supply of energy.
To Buy: www.lumatec.com.

Lightwedge Original, $35

Designed to sit directly on the pages, this acrylic sheet (shown, right page) illuminates the print while it holds your book open. The LED lights use four AAA batteries, which supply about 40 hours of light.
To Buy: www.lightwedge.com.