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China Wholesale Disc Polarimeter Suppliers – Apparatus for Determining Planck’s Constant – Advanced Model – Labor

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continue to improve, to ensure product quality in line with market and customer standard requirements. Our company has a quality assurance system have been established for Verdet Constant, Work Functio, Resonance, Warmly welcome to cooperate and develop with us! we are going to continue to provide product or service with high quality and competitive rate.
China Wholesale Disc Polarimeter Suppliers – Apparatus for Determining Planck’s Constant – Advanced Model – Labor Detail:

Features

 

  • Manual or auto measurement modes

  • Integrated structure and easy to operate

  • No crosstalk between spectral lines

  • Built-in data acquisition card with software for PC use via USB port

Introduction

It used for determining Planck’s constant is used to demonstrate the photoelectric effect, The filter adopts high-grade integrated operational amplifier and special circuit design, high-performance photoelectric tube, and the dial is a filter structure with novel design and complete functions.

Photocell sensitivity ≥ 1mA / LM, dark current ≤ 10A; zero drift ≤ 0.2% (full scale reading, 10a gear, after 20 minutes of preheating, measured within 30 minutes under normal environment); 3.5-bit LED display, the minimum current display is 10a, the minimum voltage display is 1mV, so the “zero current method” or “compensation method” can be used to accurately measure the cut-off voltage

 

 

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

Product detail pictures:

China Wholesale Disc Polarimeter Suppliers –  Apparatus for Determining Planck’s Constant – Advanced Model – Labor detail pictures


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We believe in: Innovation is our soul and spirit. Quality is our life. Shopper need is our God for China Wholesale Disc Polarimeter Suppliers – Apparatus for Determining Planck’s Constant – Advanced Model – Labor , The product will supply to all over the world, such as: Afghanistan, Lithuania, Philippines, We have 48 provincial agencies in the country. We also have stable cooperation with several international trading companies. They place order with us and export products to other countries. We expect to cooperate with you to develop a larger market.
  • We always believe that the details decides the company's product quality, in this respect, the company conform our requirements and the goods are meet our expectations.
    5 Stars By Julia from Finland - 2018.05.13 17:00
    It is a very good, very rare business partners, looking forward to the next more perfect cooperation!
    5 Stars By Eleanore from Malta - 2018.12.14 15:26
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