Rainbow Waves Diffraction Lens

$5.00

Tthis handheld spectroscope reveals the wavelengths that compose a light source’s glow

1.75 x 1.75” (45 x 45 mm)

Tthis handheld spectroscope reveals the wavelengths that compose a light source’s glow

1.75 x 1.75” (45 x 45 mm)