Features: LEDs: 3 x 3 x 3 = 27 LEDs (30 LEDs supplied), large amount of user programmable frames, user programmable via USB (creation of animation/scenes). Specifications: USB powered (9V snap also included). dimensions (w x d x h): 63 x 63 x 113mm / 2.5 x 2.5 x 4.45".
This set can be used to produce convergent, divergent or parallel beams to provide the basis for a wide variety of experiments. Optics set contains three mirrors; two slit plates with varied slit combinations; seven mounted color filters; and much more! Designed for versatility, the light box and optics set are particularly suited for reflection, refraction and color-mixing experiments - all in one convenient package.