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China Wholesale Faraday Factories – LADP-16 Apparatus for Determining Planck’s Constant – Advanced Model – Labor

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China Wholesale Faraday Factories – 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 Faraday Factories –  LADP-16 Apparatus for Determining Planck’s Constant – Advanced Model – Labor detail pictures


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"Quality first, Honesty as base, Sincere service and mutual profit" is our idea, in order to develop continuously and pursue the excellence for China Wholesale Faraday Factories – LADP-16 Apparatus for Determining Planck’s Constant – Advanced Model – Labor , The product will supply to all over the world, such as: Yemen, Austria, Hongkong, Our continual availability of high grade products in combination with our excellent pre-sale and after-sales service ensures strong competitiveness in an increasingly globalized market. welcome new and old customers from all walks of life to contact us for future business relationships and mutual success!
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    5 Stars By Isabel from London - 2018.06.28 19:27
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    5 Stars By Amber from Canada - 2018.12.05 13:53
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