China Wholesale fourier infrared spectrometer Factories – LADP-15 Apparatus for Determining Planck’s Constant(Software Optional) – Labor
China Wholesale fourier infrared spectrometer Factories – 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:
We take "customer-friendly, quality-oriented, integrative, innovative" as objectives. "Truth and honesty" is our administration ideal for China Wholesale fourier infrared spectrometer Factories – LADP-15 Apparatus for Determining Planck’s Constant(Software Optional) – Labor , The product will supply to all over the world, such as: Sacramento, Marseille, Iraq, Besides there are also experienced production and management , advanced production equipment to assure our quality and delivery time , our company pursues the principle of good faith, high-quality and high-efficiency. We guarantee that our company will try our best to reduce customer purchase cost, shorten the period of purchase, stable solutions quality, increase customers' satisfaction and achieve win-win situation .
By Philipppa from Mauritius - 2018.02.12 14:52
With a positive attitude of "regard the market, regard the custom, regard the science", the company works actively to do research and development. Hope we have a future business relationships and achieving mutual success.
By Florence from Italy - 2017.09.30 16:36