China Wholesale Dual beam IR spectrophotometer Suppliers – LADP-15 Apparatus for Determining Planck’s Constant – Basic Model – Labor
China Wholesale Dual beam IR spectrophotometer 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 |
Product detail pictures:
Related Product Guide:
We always believe that one's character decides products' quality, the details decides products' quality ,with the REALISTIC,EFFICIENT AND INNOVATIVE team spirit for China Wholesale Dual beam IR spectrophotometer Suppliers – LADP-15 Apparatus for Determining Planck’s Constant – Basic Model – Labor , The product will supply to all over the world, such as: Latvia, Singapore, Peru, Our Company has professional engineers and technical staff to answer your questions about maintenance problems, some common failure. Our product quality assurance, price concessions, any questions about the products, Please feel free to contact us.
By Faithe from Russia - 2017.11.11 11:41
Hope that the company could stick to the enterprise spirit of "Quality, Efficiency, Innovation and Integrity", it will be better and better in the future.
By Beatrice from Bhutan - 2018.09.21 11:01
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