Diaphragm with 4 Double Slits of Different Spacings

Polarizing Film Sheet - set of 10, Model: 93493, Gadget & Electronics Store

EISCO Premium Quantitative Spectroscope, 5nm Accuracy

Linear Polarization A4 Sheet Polarizer Educational Physics Polarized Filter Optical

PKG (4) 2" Square Linear Polarized Filter Slide has a 1-3/8” x 15/16” Window.

Diffraction Grating Slide-Double Axis 13,500 Lines/in 2x2"-Pack of 10

Diffraction Grating Slide-Linear 1000 Lines/mm 2x2"-Pack of 10

Calcite Crystal - Iceland Spar

2.5" Amlong Crystal Optical Glass Triangular Prism for Teaching Light Spectrum Physics 60mm

Lights88 Violet Laser Module Purple Blue Laser Diode(405nm 20mw 30mw Dot Laser Adjust Focus)

Polarizing Filter (6 in. x 6 in.)