6C20.20 Thin Wire Diffraction

Thin Wire Diffraction. Place a hair, wire or straight pin in an expanded laser beam and observe the diffraction pattern.

Diffraction around a wire

Compare a the pattern of a wire with that of a same sized slit. Use unexpanded beam for this part.

Set-up for comparing slit with wire
Slit on top, wire on the bottom

Location: lasers; R2-3, Slits; J3-2, Wire J3-5