Advanced Reflection and Refraction Lab kit, Contains: A Red Laser Blox (Classroom save laser: 635nm, <5mW, class IIIA) Laser with line generating lens, Hollow Prism, Semi circular refraction cell, Set of 3 Acrylic Lenses, A universal mirror, Protractor
Advanced Refraction Lab Classroom kit, Durable, non-consumable equipment, Contains: 8 Red Laser Blox with line generating lens, 8 Hollow Prism, 8 Semi circular refraction cell, 1 index of refraction block, 30 Protractors, Measure the index of refraction
Color and Shadow Kit, Elementary Light, Contains: A set of three LED Light Blox-red, blue and green, Protractor, Diffraction Grating, Shadow Stand, Explore the fascinating science of light, Leave the caps on the lights to see how a line of light behaves
reflection and refraction demonstrator, 16cm diameter acrylic water tank has a 360 degree scale and a moveable arm carrying a laser activated by a push-button, Thumb screws on the side of the laser harness can be adjusted to finely position the laser beam
Elementary Reflection and Refraction Kit, Contains: Set of 3 Light Blox LED's-Red, Green and Blue, Set of 3 Acrylic Lenses-bi-convex, bi-concave and traezoid, Protractor, Mirror with stand, 6 AA batteries, Teaches about how light bends and how light bounces
Fiber Optics Voice and Data Kit, fiber Optics communications, Transmit your voice or a 1kHz signal through the fiber optic cable to a fiber optic receiver, components: including PC boards; microphone; speaker and fiber optic cable, with Transmitter and receiver
HOOKUPZ* 2.0, Universal Smart Phone Optics Digiscoping Adapter, Optics with an eyepiece of 25-58mm, For Binoculars, Spotting Scopes, Monoculars, Telescopes, Microscopes, Incompatible for riflescopes and tablets, Fits ipods, iphones, Galaxy, Motorola and HTC phones
Inverting Spectacles, With Two Fully Rotating Inverting Prisms In A Shielded Spectacle Frame, The Inverting Prisms Produce A Lateral Inversion Of The Rays-The World Thus Turns Upside Down, This Also Enables A Better Understanding Of The Visual Perception Of Babies.