Device for demonstrating the laws of geometrical and wave optics

摘要

the device u0434u043bu00a0 demonstrate the laws of geometrical and wave optics, u0445u0430u0440u0430u043au0442u0435u0440u0438u0437u0443u044eu0449u0435u0435u0441u00a0 because it contains holders, screen, optical elements, the source of all the one with the screen is executed with the aperture, and the holders are l - creative form, u0432u0435u0440u0442u0438u043au0430u043bu044cu043du0430u00a0 part which is in the form of p is a creative framework with vertical uprights.the vertical post is equipped with a u0434u0435u0440u0436u0430u0442u0435u043bu00a0 switch u043fu043eu043bu0438u0445u0440u043eu043cu0430u0442u0438u0447u0435u0441u043au0438u0439 light source is in the form of payment, at which mr. ilb. u0430u0437u043du043e is u043fu00a0u0442u044c u0431u0435u0437u043au043eu0440u043fu0443u0441u043du044bu0445 leds, with vertically arranged four led, three of which with narrow spectral band with a maximum u0438u0437u043bu0443u0447 u0435u043du0438u00a0 in various u043eu0431u043bu0430u0441u0442u00a0u0445 spectrumand one with a broad spectral band u0438u0437u043bu0443u0447u0435u043du0438u00a0 and u043fu00a0u0442u044bu0439 led the arbitrary range of u0438u0437u043bu0443u0447u0435u043du0438u00a0 located horizontally at the same level with u0441u0432u0435u0442u043eu0434u0438u043eu0434u043eu043c shiro what u0438u0437u043bu0443u0447u0435u043du0438u00a0 spectral band, and both the bar w double dip framework and foundation of the following u0434u0435u0440u0436u0430u0442u0435u043bu00a0 equipped with magnetic stripes and vertical art u043eu0439u043au0430u0445 another u0434u0435u0440u0436u0430u0442u0435u043bu00a0 located optical elementall the leds u0437u0430u043fu0438u0442u0430u043du044b on a single cable with u0448u0442u0435u043au0435u0440u0430u043cu0438 at ends, and is provided with a switch, satisfied with the possibility of u0432u043au043bu044eu0447u0435u043du0438u00a0 or all u0441u0432u0435u0442u043eu0434u0438u043eu0434u043e in either the four vertically arranged or u043fu00a0u0442u043eu0433u043e.