Click here to download the catalog as a PDF file. To view this site you need Adobe Flash Player and your browser must allow javaScripts. Go here to get the latest Flash Player. Light & Color Giant Prism This is the biggest solid prism you’ll find anywhere! 3" equilateral acrylic prism, 4" long, it makes bright rainbows from sunlight or artificial sources like an overhead projector. Demo ideas included. 33-0230 Giant Prism 3 or more $25 $22 ▲ Glass Prisms Glass prisms are a classic science teaching tool because of glass’s excellent refractive properties. Equilateral prisms are the best for creating beautiful spectra. Right-angle prisms can demonstrate total internal reflection, neatly turn light beams 90 degrees (use two to build a periscope) or split a single laser beam into two! 33-0220 33-0225 Equilateral 25 x 75 mm Right Angle 32 x 50 mm $6.30 $7 arborsci.com Browse the CoolStuff Newsletter Archives for more Optics ideas! Mirage — Can you believe what you see? Don’t forget to order the “Mirror Cleaner Cloth” to keep your mirror clean! This deceptively simple device creates three-dimensional real images of remarkable optical resolution and startling clarity. Precision-mirrored coatings faithfully reflect untouchable objects of your choice to an amazed class. It’s ideal for a wide range of experiments illustrating the difference between reality and sensory perception. Comes with a confidential owner’s manual that reveals the secrets of the illusion and details of the unusual effect. 9-inch diameter. P2-7070 Mirage P2-7160 Mirror Cleaner Cloth $35 $2.50 ▲ Giant Mirage (not pictured) The Mirage’s “big brother,” this 22-inch diameter display features a precision acrylic mirror that projects super crisp 3-D images up to the size of a lemon. Makes a great museum or classroom display. P2-7075 $1,500 NEW! Fresnel Lens Set Originally developed for lighthouses, Fresnel lenses drastically reduce the amount of material required for magnification by using concentric circles, each resembling a section of a lens, but eliminating the bulk of material normally found in a convex glass lens. Just 1 mm thick, this set contains one demonstration lens, 26 x 18 cm, one 18 x 8 cm wide-angle lens, and twenty-five 3 x 3 cm lenses for student use. P2-1301 Fresnel Lens Set $9.50 Teacher’s Fresnel Lens is shown, visit Arborsci.com to see the Student Lens sheet. See more lenses and refraction products on the next page. 10 1-800-367-6695