This is a slide stand and a laser pen holder to allow students and teachers to conduct/demonstrate the double slit experiment with different wavelength laser lights.
The slide holder doubles as a storage holder for your slides.
The laser pen holder suits a common laser pen sold online in sets of 3 different wavelengths.
This was originally designed to help a student conduct their extended experimental investigation.
Designed using OpenSCAD
Designed using OpenSCAD using caliper measurements.