United Scientific Led Array
¢ Series of ten single-color LEDs cover the visible spectrum, plus onewhite wide spectrum LED ¢ Each LED can be selected individually, or all together ¢ Demonstrates the color-wavelength relationship The vertically-aligned set of LEDs make an easy and dramatic demonstration of the relationship between the color and wavelength of light. The spectral range of each LED can be investigated with a spectrometer, or just viewed for comparisons with each other and with thewhite LED spectrum. Each LED can be turned on individually with the rotary switch on the top of the column. Includes power supply. Dimensions: Height: 33.5 cm, Base diameter: 10 cm, Column diameter: 3.3 cm Weight: 485g (including power supply) Power supply: Input:110-240VAC 50/60Hz, 0.3A; Output: 5VDC, 2A Download a more detailed description of this product