Item#: HR203121
Fun with Diffraction Gratings!! Pre-printed stock rainbow peep holes. Always in stock and ready to ship. Ideal for music festivals, 4th of July fireworks shows, holiday celebrations and even for viewing the moon and stars. Collectable, pogs, coins and tokens. Great in the classroom when a quality diffraction grating is needed for the study of light and color. The rainbow star bursts will amaze you!. 1 11/16" Diameter
Available Colors: Assorted
IMPRINTING: Decoration not included in price.
Payment Terms:T/T
Delivery Time: Estimated 3-18 days
Update time: 10/6/2016 9:51:29 PM
