The device that imaged the dust speck is called an atomic force microscope, which maps the shape of particles in three dimensions by scanning them with a sharp tip at the end of a spring.

• 拍摄这个尘埃的设备称为原子力显微镜，通过用弹簧末端上的一个细细的尖端扫描尘埃形成这个颗粒的三维形状。