China Wholesale Laser Raman Spectrometer Factory – LADP-15 Apparatus for Determining Planck’s Constant(Software Optional) – Labor

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We have now a hugely efficient team to deal with inquiries from buyers. Our goal is "100% client gratification by our solution high-quality, rate & our team service" and take pleasure in a great popularity among clients. With several factories, we will provide a wide assortment of Forced Vibration Resonance, Polarized Light, Solenoid, We're prepared to present you with the most effective ideas over the designs of the orders in a qualified way for those who need. While in the meantime, we continue to keep on producing new technologies and building new designs so as to help make you ahead from the line of this small business.

China Wholesale Laser Raman Spectrometer Factory – 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.

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Our advancement depends over the superior machines, exceptional talents and continually strengthened technology forces for China Wholesale Laser Raman Spectrometer Factory – LADP-15 Apparatus for Determining Planck’s Constant(Software Optional) – Labor , The product will supply to all over the world, such as: Costa Rica, Dubai, Orlando, With the spirit of "credit first, development through innovation, sincere cooperation and joint growth", our company is striving to create a brilliant future with you, so as to become a most valuable platform for exporting our goods in China!

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