China Wholesale photoelectric effect Factory – LADP-16 Apparatus for Determining Planck’s Constant – Advanced Model – Labor
China Wholesale photoelectric effect 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 |
Product detail pictures:

Related Product Guide:
Assume full accountability to fulfill all demands of our purchasers; attain continual advancements by marketing the advancement of our clientele; grow to be the final permanent cooperative partner of purchasers and maximize the interests of purchasers for China Wholesale photoelectric effect Factory – LADP-16 Apparatus for Determining Planck’s Constant – Advanced Model – Labor , The product will supply to all over the world, such as: Denmark, Kenya, Jordan, We attained ISO9001 which provides solid foundation for our further development. Persisting in "High quality, Prompt Delivery, Competitive Price", we have established long-term cooperation with clients from both overseas and domestically and get new and old clients' high comments. It is our great honor to meet your demands. We are sincerely expecting your attention.

A nice supplier in this industry, after a detail and careful discussion, we reached a consensus agreement. Hope that we cooperate smoothly.

Write your message here and send it to us