China Wholesale Plancks Constant Factory – LADP-15 Apparatus for Determining Planck’s Constant – Basic Model – Labor
China Wholesale Plancks Constant Factory – 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 |
Product detail pictures:
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The organization keeps on the procedure concept scientific management, high quality and efficiency primacy, purchaser supreme for China Wholesale Plancks Constant Factory – LADP-15 Apparatus for Determining Planck’s Constant – Basic Model – Labor , The product will supply to all over the world, such as: Lithuania, Albania, Iran, We have to continue to uphold the quality, comprehensive, efficient business philosophy of honest, responsible, innovativespirit of service, abide by the contract and abide by reputation, first-class products and improve service welcome overseas customers patrons.
By Frank from Algeria - 2017.12.02 14:11
We always believe that the details decides the company's product quality, in this respect, the company conform our requirements and the goods are meet our expectations.
By Maggie from Istanbul - 2017.01.28 18:53
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