Clips to the top of the monitor and lights the desk without a single reflection on the screen. Adjustable brightness and colour temperature, USB powered, no desk space used.

Key specs • Design: asymmetric optics, lights the desk not the screen • Brightness: stepless dimming, 3 colour temperatures • Mount: counterweight clip, fits monitors up to 3cm thick • Power: USB, from the monitor or a hub • Length: 45cm

In the box Light bar, monitor clip, USB cable, touch control

UK notes The asymmetric lens is the whole point - a normal lamp reflects off the screen. Uses no desk space, which is why it beats a desk lamp for a small setup.