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By:Eisco

Eisco Labs Ray Box with Accessories

Item #: 2022689
$46.49 $34.87
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This traditional Ray box has 3 openings, two of which can be used simultaneously by two sets of pupils. The two side openings each have two slots for accommodating blanking plates, 2-inch (50 millimeter, or mm) slide accessories. A front opening provides 7 grooves for accessories and lenses which have been designed so that when used with a biconvex cylindrical lens of 3-inch (75 mm) focal length, divergent or convergent rays are obtained through the slit plate. Only a minimum of accessories are needed to cover a wide range of optics experiments! Supplied with 2 meter of flex and two 4 mm plugs, 12V, 24W B15 bulb, bulb holder, slit plate, aluminum blanking plates. Working instructions included for easy class demonstrations.