Determination of Planck's Constant (h) Apparatus - 1000917
Mounting plate with six colored light-emitting diodes with different emission wavelengths for determining Planck’s constant h by measuring the cut-off voltage as a function of the frequency of the emitted light. Light-emitting diodes with series resistors mounted on a base plate with a stem.
Specifications:
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Wavelengths: 465 nm, 560 nm, 585 nm, 635 nm, 660 nm, 950 nm
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Series resistor: 100 Ω
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Max. voltage: 6 V
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Dimensions: 115x115 mm² approx.
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Weight: 120 g approx.
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