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

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We keep on with the basic principle of "quality to start with, support very first, continuous improvement and innovation to meet the customers" for your management and "zero defect, zero complaints" as the quality objective. To great our service, we offer the items with all the superior top quality at the reasonable selling price for Solenoid, Falling Sphere, Pendulum, We welcome new and old customers from all walks of life to contact us for future business relationships and achieving mutual success!

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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Sticking to your belief of "Creating solutions of high quality and generating buddies with people from all around the world", we always put the fascination of customers to start with 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: Czech, Wellington, United States, We have a dedicated and aggressive sales team, and many branches, catering to our customers. We are looking for long-term business partnerships, and ensure our suppliers that they will definitely benefit in both short and long run.

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