Ray box, simple, safe and sturdy source of projected light for many classic optics experiments, produces parallel convergent rays across a plane horizontal surface and the rays are intense enough to be traced in natural light. Built in solid aluminum extrusion casing, 100-240V 50/60 Hz
Bin, 15inx 8inx7in, yellow large stacking and hanging with a full width hanger supports when hanging on a rail or louvered panel. Material: high density polypropylene
Bin blue large, 15inx 8inx7in, stacking and hanging with a full width hanger supports when hanging on a rail or louvered panel. Material: high density polypropylene
Lead shield container is suitable for higher activity gamma sources. Holds up to 20 discs of size 1in. Outside Dimensions: 3.6 x 2.25inches, Interior Dimensions: 2.65 X 1.25inches, Thickness: 0.5, painted exterior, colors may vary
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