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China Wholesale Grating Spectrometer Manufacturers – LADP-16 Apparatus for Determining Planck’s Constant – Advanced Model – Labor

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We support our purchasers with ideal premium quality products and substantial level company. Becoming the specialist manufacturer in this sector, we've acquired rich practical working experience in producing and managing for Semiconductor Laser Property, Abbe Refractometer, Pressure Sensor, In our efforts, we already have many shops in China and our products have won praise from customers worldwide. Welcome new and old customers to contact us for the future long term business relationships.
China Wholesale Grating Spectrometer Manufacturers – 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 Grating Spectrometer Manufacturers –  LADP-16 Apparatus for Determining Planck’s Constant – Advanced Model – Labor detail pictures


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Quality 1st, Honesty as base, Sincere company and mutual profit is our idea, in an effort to create consistently and pursue the excellence for China Wholesale Grating Spectrometer Manufacturers – LADP-16 Apparatus for Determining Planck’s Constant – Advanced Model – Labor , The product will supply to all over the world, such as: South Africa, Seattle, Colombia, We welcome customers from all over the world come to discuss business. We supply high quality solutions, reasonable prices and good services. We hope to sincerely build business relationships with customers from at home and abroad, jointly striving for a resplendent tomorrow.
  • Products and services are very good, our leader is very satisfied with this procurement, it is better than we expected,
    5 Stars By Gabrielle from Tunisia - 2017.08.15 12:36
    The after-sale warranty service is timely and thoughtful, encounter problems can be resolved very quickly, we feel reliable and secure.
    5 Stars By Jean Ascher from Venezuela - 2018.05.13 17:00
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