China Wholesale Plancks Constant Suppliers – LADP-15 Apparatus for Determining Planck’s Constant – Basic Model – Labor
China Wholesale Plancks Constant 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:
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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 Plancks Constant Suppliers – LADP-15 Apparatus for Determining Planck’s Constant – Basic Model – Labor , The product will supply to all over the world, such as: Poland, Montpellier, California, Our company is working by the operation principle of "integrity-based, cooperation created, people oriented, win-win cooperation". We hope we can have a friendly relationship with businessman from all over the world.
By Anna from Surabaya - 2017.07.07 13:00
The sales manager has a good English level and skilled professional knowledge, we have a good communication. He is a warm and cheerful man, we have a pleasant cooperation and we became very good friends in private.
By Andrea from Czech - 2017.06.29 18:55
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