Eye-Tracking Device is a Tiny Movie Theatre for Jumping Spiders

A safe short-term adhesive on top (and a foam ball for a perch) holds a spider in front of a micro film projector and IR cam. Spiders were not damaged in the research study. To do this, scientists needed to get smart. The unblinking lenses of a spider’s 2 front-facing main eyes do stagnate. Rather, …