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. Lasers Smoked Lens Set Our high-quality smoked acrylic lenses are manufactured with a special process that allows direct observation of light rays refracting and reflecting within the lens. Suitable for white or monochromatic (laser) light. Set includes four lenses, each 20 mm thick: Convex (72 x 15 mm), Concave (70 x 22 mm), Rectangular (71 x 38 mm), Triangular (69 x 34 mm). P2-7009 Smoked Lens Set of 4 $99 No more chalk dust! Make laser beams visible without chalk dust. This chemical fog scatters laser light without the mess of chalk dust. Non-flammable and non-toxic. 8 oz. spray can. P2-7750 Fog in a Can $16.95 P2-7751 Trigger Handle $2.75 UPS Ground shipping only. Get a detailed, up-close view of how total internal reflection carries information through fiber optic cables! Smoked Lucite™ makes the path visible. Complete your optics demos with economical red and green laser pointers from page 13! Optical Path Demonstrator View the entire path of light as it passes through this curved bar. It’s made from a unique smoked Lucite™ that scatters light, unlike normal glass or acrylic. Now students can see total internal reflection and how light travels through fiber optic cables. Size 8.5" curved length. P2-9620 Optical Path Demonstrator $45 Clear Modulated Laser Give your students a fascinating “insider’s” view of how lasers work. Our unique 0.8 mW HeNe laser is encased in clear acrylic so your students can see the laser’s hard-sealed plasma tube, power supply and voice transmission circuitry in action. You can even connect the laser to our voice transmission package (left), to send audio signals across the room. P2-7255 $525 arborsci.com Discover more ways to use Lasers for Learning at www.arborsci.com Laser Voice Transmission Package Wow your students with a spellbinding demonstration of the “sound of light.” When used with the P2-7255 modulated laser, our voice transmission package lets you transmit sound via light waves. This state-of-the-art equipment is a breeze to use. Simply plug the microphone into the laser, attach the silicon detector to the speaker, aim the laser into the “eye” of the silicon detector, then whistle, hum or break into song. Your students will be amazed as they see and hear their voices converted into light, then reconverted into sound at the detector’s speaker. We even include a short length of fiber-optic cable so you can demonstrate the principle of fiber-optic laser transmission. P2-7021 $149 12 Use our Clear Modulated Laser alone or with our Laser Voice Transmission Package (right). The Laser Voice Transmission Package lets you transmit sound via light waves. 1-800-367-6695