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China Wholesale Electron Spin Resonance Factory – LADP-16 Apparatus for Determining Planck’s Constant – Advanced Model – Labor

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Our objective is to present premium quality products at aggressive prices, and top-notch services to buyers around the world. We have been ISO9001, CE, and GS certified and strictly adhere to their excellent specifications for Electro Optic Modulation, Acousto-Optic Effect, Gravitational Acceleration, And there are also many foreign friends who came for sight seeing, or entrust us to buy other stuff for them. You are most welcome to come to China, to our city and to our factory!
China Wholesale Electron Spin Resonance Factory – LADP-16 Apparatus for Determining Planck’s Constant – Advanced Model – Labor Detail:

Demonstration of  the photoelectric effect, measure the characteristic curve of a photoelectric tube, verify the existence of “red limit” frequency, and calculate Planck’s constant according to the Einstein’s equation of photoelectric effect

 

Specifications

 

Description Specifications
Wavelength of filters 365 nm, 405 nm, 436 nm, 546 nm, 577 nm
Size of apertures 2 mm, 4 mm, 8 mm, 10 mm, 12 mm
Light source 50 W Mercury lamp
Photocell Wavelength range: 340 ~ 700 nm
Cathode sensitivity: ≥1 µA (-2 V ≤ UKA ≤ 0 V)
Anode dark current: ≤5×10-12 A (-2 V ≤ UKA ≤ 0 V)
Current range 10-7 ~ 10-13 A, 3-1/2 digit display
Voltage range I: -2 ~ +2 V; II: -2 ~ +20 V, 3-1/2 digit display, stability ≤0.1 %
Zero drift < ±0.2% of full scale (for scale 10-13 A) within 30 minutes after warm-up
Measurement method Zero current method and compensation method
Measurement error 3%

 

Parts List

 

Description Qty
Main Unit 1
Electric Control Unit 1
Special BNC Cable 2
USB Cable 1
Software CD 1
Power Cord 1
Instructional Manual 1

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China Wholesale Electron Spin Resonance Factory –  LADP-16 Apparatus for Determining Planck’s Constant – Advanced Model – Labor detail pictures


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Our advantages are reduced prices,dynamic product sales workforce,specialized QC,solid factories,superior quality services for China Wholesale Electron Spin Resonance Factory – LADP-16 Apparatus for Determining Planck’s Constant – Advanced Model – Labor , The product will supply to all over the world, such as: Slovak Republic, Angola, Ecuador, At Present, our merchandise have been exported to more than sixty countries and different regions, such as Southeast Asia, America, Africa, Eastern Europe, Russia, Canada etc. We sincerely hope to establish wide contact with all potential customers both in China and the rest part of the world.
  • High production efficiency and good product quality, fast delivery and completed after-sale protection, a right choice, a best choice.
    5 Stars By Madge from British - 2018.12.28 15:18
    The company can think what our think, the urgency of urgency to act in the interests of our position, can be said this is a responsible company, we had a happy cooperation!
    5 Stars By Tina from Venezuela - 2017.08.18 11:04
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