China Wholesale Raman spectrophotometer Pricelist – LADP-15 Apparatus for Determining Planck’s Constant(Software Optional) – Labor
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.
Product detail pictures:
Related Product Guide:
We will constantly satisfy our respected customers with our good excellent, superior value and superior assistance due to we're additional experienced and far more hard-working and do it in cost-effective way 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: Uruguay, Mauritius, Algeria, We've been consistently broadening the market within Romania in addition to preparation punching in extra premium quality merchandise connected with printer on t shirt so that you can Romania. Most people firmly believe we've the whole capacity to provide you happy solutions.
By Marcy Real from Manchester - 2017.10.27 12:12
Production management mechanism is completed, quality is guaranteed, high credibility and service let the cooperation is easy, perfect!
By Kama from Egypt - 2017.03.08 14:45