China Wholesale Raman Suppliers – LADP-15 Apparatus for Determining Planck’s Constant – Basic Model – Labor

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We continuously execute our spirit of ''Innovation bringing development, Highly-quality ensuring subsistence, Management advertising and marketing gain, Credit history attracting buyers for Planck Constant, Lambert"s Cosine Law, Electro Optic Modulation, We are keeping durable business relationships with more than 200 wholesalers in the USA, the UK, Germany and Canada. If you are interested in any of our products, please feel free to contact us.

China Wholesale Raman Suppliers – LADP-15 Apparatus for Determining Planck’s Constant – Basic Model – Labor Detail:

This Planck’s Constant is used to demonstrate photoelectric effect and calculate Planck’s constant by Einstein’s equation of photoelectric effect.

Specifications

Description	Specifications
Cut-off wavelengths of color filters	635 nm, 570 nm, 540 nm, 500 nm, 460 nm
Light source	12 V/35 W Halogen Tungsten lamp
Sensor	vacuum phototube
Dark-current	less than 0.003 µA
Precision of accelerating voltage	less than ± 2%
Measurement error	approximately ± 10% as compared with literature value

Parts List

Description	Qty
Main unit	1
Filters	5
Power cord	1
Instruction manual	1

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