China Wholesale Ferromagnetic Resonance Suppliers – LADP-15 Apparatus for Determining Planck’s Constant(Software Optional) – Labor
China Wholesale Ferromagnetic Resonance Suppliers – LADP-15 Apparatus for Determining Planck’s Constant(Software Optional) – Labor Detail:
Experiments
1、Measure the cut-off voltage and calculate to get Planck’s constant.
2、Measure the photocurrent of the phototube and conduct the experiment of photoelectric effect.
Main technical parameters
1, microcurrent range: 10-6 ~ 10-13A a total of six files, three and a half digital display, zero drift ≤ 2 words / min.
2, when rotating the diaphragm, will not drive the color filter, the two can be rotated independently, no influence on each other, feel light, easy to use, and avoid direct light phototube.
3, photocell: placed in the photocell dark box, working power range: -2V ~ +2V; -2V ~ +30V
two files, with fine tuning; stability ≤ 0.1%.
4, phototube spectral response range: 340 ~ 700nm, cathode sensitivity ≥ 1μA, dark current <2 × 10-12A, anode: nickel ring.
5, color filter: 365.0nm; 404.7nm; 435.8nm; 546.1nm; 578.0nm.
6, including high-pressure mercury lamp and mercury lamp power supply, mercury lamp power 50W.
7, the error of h value and theoretical value: ≤ 3%.
8, microcomputer type can be connected by USB interface to the computer for experiments, without computer.
Product detail pictures:
Related Product Guide:
Our enhancement depends around the sophisticated devices ,exceptional talents and repeatedly strengthened technology forces for China Wholesale Ferromagnetic Resonance Suppliers – LADP-15 Apparatus for Determining Planck’s Constant(Software Optional) – Labor , The product will supply to all over the world, such as: Toronto, Doha, Islamabad, At Present, our merchandise have been exported to more than sixty countries and different regions, such as Southeast Asia, America, Africa, Eastern Europe, Russia, Canada etc. We sincerely hope to establish wide contact with all potential customers both in China and the rest part of the world.
By Colin Hazel from Ottawa - 2017.06.29 18:55
We are a small company that has just started, but we get the company leader's attention and gave us a lot of help. Hope we can make progress together!
By Merry from Malaysia - 2018.12.05 13:53