High Contrast Circular Polarizing Plastic Film. This is the raw material from which they make RealD Passive 3D glasses. You can also make a low cost circular polarizer camera filter from it. Sheets are 0.2mm thick and 4.7” x 4.7” (12cm x 12cm) You get two sheets, one with 45 degrees circular pol...

High Contrast Linear Polarizing Film High Transmission of Unpolarized Light from 400 – 700nm Excellent Extinction Ratio Available in Various Sheet Sizes for your Customized Use Great for experiments and learning Physics. The sheet is 0.2mm thick and 8.27" X 11.69" (21cm x 29.7cm), IMPORTANT(!) ple...

Makes the study of light and color fun and unforgettable Used for the direct viewing and analysis of spectra from different light sources Diffraction gratings are the principal component in a spectroscope Can be used for many of the same experiments Color Paddle Set Contains: Primary Mixing Colors (...