Welcome to our websites!
section02_bg(1)
head(1)

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

Short Description:


Product Detail

Product Tags

Related Video

Feedback (2)

To fulfill the customers' over-expected fulfillment , we have now our solid staff to deliver our greatest general assistance which includes internet marketing, product sales, creating, manufacturing, excellent controlling, packing, warehousing and logistics for Snr, Twyman Green Interferometer, Magnetoresistive Sensor, Our merchandise are new and previous prospects consistent recognition and trust. We welcome new and outdated shoppers to contact us for long term small business relations, common advancement. Let's speeding within the dark!
China Wholesale Abbe Refractometer 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.


Product detail pictures:

China Wholesale Abbe Refractometer Pricelist –  LADP-15 Apparatus for Determining Planck’s Constant(Software Optional) – Labor detail pictures


Related Product Guide:

Adhering into the basic principle of "quality, assistance, effectiveness and growth", we have attained trusts and praises from domestic and worldwide client for China Wholesale Abbe Refractometer Pricelist – LADP-15 Apparatus for Determining Planck’s Constant(Software Optional) – Labor , The product will supply to all over the world, such as: Munich, Cyprus, Luxemburg, The company has perfect management system and after-sales service system. We devote ourselves to building a pioneer in the filter industry. Our factory is willing to cooperate with different customers domestic and overseas to gain better and better future.
  • Product variety is complete, good quality and inexpensive, the delivery is fast and transport is security, very good, we are happy to cooperate with a reputable company!
    5 Stars By David Eagleson from New Zealand - 2017.07.28 15:46
    We always believe that the details decides the company's product quality, in this respect, the company conform our requirements and the goods are meet our expectations.
    5 Stars By Zoe from Sudan - 2017.08.28 16:02
    Write your message here and send it to us