circuit demo board for physics labComponents: built-in circuit board, jack demonstration board, plate type lead wire, plug-in electronic elements(50 pcs), plug-in ammeter (5 pcs) rem
electricity experimental set for physics eduction1) Components Low voltage DC : DC output 0-30 V adjustable continuous rated current 2A, with indicating voltmeter and overload protection lamp base
optical interference and diffraction in physics ex1) Components diode laser light source (1× ) light base(1× ) sliding track(3× ) cylindrical expander(1× ) polaroid(1× )
experiment set-up for junior electricsthis set is same as the Electricity Experimental set and facility than tha
laser optical demonstration instrumentbiconvex lens sector optical screen plain convex lens periscope biconcave lens bi-mirror concave-convex reflective glass glass optical fiber right
the colors of optical combination in physics exper1)Components Demo Box four high-power LED light ( white ,red, green , blue) 12V filter sheet ( red, green , blue) paper sheet ( red, green , blue) f
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