Machinist's Scale

Details

Demo use only

Instances

Used in these demonstrations

$Green laser on a lab jack with beam grazing a machinist's scale, producing a vertical column of bright diffraction spots on the wall above; a ring stand rod is visible behind the setup$

Safety

Diffraction from a Machinist's Scale

A laser beam grazes a machinist's scale at a shallow angle, and the regularly spaced rulings act as a reflection diffraction grating. Students see multiple diffraction orders and can connect …

Reserve This Equipment

Demo use only

This equipment supports lecture demonstrations and cannot be reserved directly — it is assigned automatically as part of a demonstration. To use it, request a demo that includes it.