US$ 39.00
Focuses sunlight through a 30cm parabolic reflector onto a black copper target cup
Built for drop-precision dispensing
Designed for parallel gravity filtration
letting students study voltage
25-inch Magdeburg-hemisphere suction cups with release stubs
10mA DC Interchangeable Dial for Demonstration Meter Material_Polypropylene Focuses sunlight through a 30cmUsed to reconfigure the demonstration meter as a 0 10mA AC ammeter, this 315x115mm laminated panel carries the appropriate shunt sealed in its molded box on the back of the scale.
US$ 39.00
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