Science gadgets - This is a optical prism made of high quality K9 grade crystal glass. All surfaces of this little prism can be refracted, and it presents different at different angles in the same ...

Choose from Prism Icon stock illustrations from iStock. Find high-quality royalty-free vector images that you won't find anywhere else. Plans and pricing Video Back Videos home Signature collection ...

Size: 3 1/4 x 3 1/4 x 15 1/4 in.