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

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Good quality comes to start with; service is foremost; organization is cooperation" is our enterprise philosophy which is regularly observed and pursued by our firm for Tungsten Lamp, Diffraction, Rainbow Hologram, Our products have exported to North America, Europe, Japan, Korea, Australia, New Zealand, Russia and other countries. Looking forward to build up a good and long term cooperation with you in coming future!

China Wholesale Microwave Suppliers – 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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Our merchandise are commonly recognized and reliable by customers and can meet constantly developing economic and social desires for China Wholesale Microwave Suppliers – LADP-16 Apparatus for Determining Planck’s Constant – Advanced Model – Labor , The product will supply to all over the world, such as: Dubai, Grenada, moldova, Our company has a skillful sales team, strong economic foundation, great technical force, advanced equipment, complete testing means, and excellent after-sales services. Our products have beautiful appearance, fine workmanship and superior quality and win the unanimous approvals of the customers all over the world.

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The quality of the products is very good, especially in the details, can be seen that the company work actively to satisfy customer's interest, a nice supplier.

By Jason from Lithuania - 2018.06.05 13:10

Hope that the company could stick to the enterprise spirit of "Quality, Efficiency, Innovation and Integrity", it will be better and better in the future.

By Alexia from Croatia - 2018.05.15 10:52

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