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Set comprises of 14 rings in 2 sizes and a 400mm diameter base
Each family has 8 members covering 3 generations from newborn baby to grandparents
5000Ω Thermistor
making it perfect for group activities or individual play
table legs fold into the table frame to make storage easy
Uvc Lamp With Bulb Clearance Set comprises of 14 ringsThe UVC lamp is primarily intended to demonstrate the photoelectric effect using a zinc plate and gold leaf electroscope. The lamp emits UVC light with a peak wavelength of 253. 7nm and must not be used as a general purpose UV light source. This lamp is an excellent replacement for the now obsolete Philips TUV6 lamp. The UVC bulb is housed in a robust Aluminium extrusion and is supplied with a 24V d. c. power supply. Specification: Lamp Wattage: 3W