Mounted Color Filter Set, 7 Monochromatic + 1 Tri-Color Base_Octagonal Used to determine the wavelength

Used to determine the wavelength of light and refractive index

Battery-or-mains low-frequency generator producing sine

MEETS DIN ISO STANDARDS || Conforms with DIN ISO 1773 standards for narrow neck conical flasks

Ten-pack of 16mm steel ball bearings sized as a larger projectile for ramp experiments

supporting dental hygiene and pathology teaching

Mounted Color Filter Set, 7 Monochromatic + 1 Tri-Color Base_Octagonal Used to determine the wavelengthEight color filters cyan, violet, magenta, red, yellow, blue, green, and tri color sit in 2 x 2 inch plastic mounts with 1 x 1. 38 inch apertures for use against a ray box source.