Magdeburg Hemisphere Silky smooth movement throughout

Silky smooth movement throughout

With Newtons color disc and terminals to attach supply

side supports

On outmost layer of the coils are several turns of plastic-coated wires

1 x 50mm Diameter Double Concave lens

Magdeburg Hemisphere Silky smooth movement throughoutA traditional demonstration apparatus brought up to date, it consists of 2 plastic hemispheres with an effective O ring seal and 6mm plastic valve. When evacuated a force in excess of 1400N is required to separate them. Can be evacuated with a Hand Operated Pump. Size: 12cm x 12cm x 6cm. Premium Quality: Magdeburg Hemisphere is made of high grade construction all the way through, excellent build quality and proven reliability across the range.