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China Wholesale Raman spectrophotometer Pricelist – LADP-15 Apparatus for Determining Planck’s Constant(Software Optional) – Labor

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With a complete scientific quality management system, good quality and good faith, we win good reputation and occupied this field for Information Experiment, Electrostatic Field, Double Beam Infrared Spectrometer, We warmly welcome your participation based on mutual benefits in the near future.
China Wholesale Raman spectrophotometer Pricelist – 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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China Wholesale Raman spectrophotometer Pricelist –  LADP-15 Apparatus for Determining Planck’s Constant(Software Optional) – Labor detail pictures


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We take "customer-friendly, quality-oriented, integrative, innovative" as objectives. "Truth and honesty" is our administration ideal for China Wholesale Raman spectrophotometer Pricelist – LADP-15 Apparatus for Determining Planck’s Constant(Software Optional) – Labor , The product will supply to all over the world, such as: Costa rica, Philadelphia, Algeria, You can do one-stop shopping here. And customized orders are acceptable. Real business is to get win-win situation, if possible, we would like to provide more support for customers. Welcome all nice buyers communicate details of products and ideas with us!!
  • Reasonable price, good attitude of consultation, finally we achieve a win-win situation,a happy cooperation!
    5 Stars By Maggie from Qatar - 2018.09.16 11:31
    Products and services are very good, our leader is very satisfied with this procurement, it is better than we expected,
    5 Stars By Bertha from Nepal - 2017.01.28 18:53
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