These light-weight plastic calipers are perfect for measuring images in the dark. Simply span the object and then use a scale to measure the distance. For approximate measurements, use the built in cm scale on the calipers. The tips of the caliper glow in the dark: activate with an incandescent or UV lamp. Set of 5 calipers.
Use the Optics Caliper to measure interference and diffraction patterns.
|Human Eye Model||OS-8477A||