China Wholesale Fluorescence Spectrophotometer Factory – LADP-16 Apparatus for Determining Planck’s Constant – Advanced Model – Labor
China Wholesale Fluorescence Spectrophotometer 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:
With state-of-the-art technologies and facilities, strict good quality regulate, reasonable cost, exceptional assistance and close co-operation with prospects, we're devoted to supplying the top benefit for our customers for China Wholesale Fluorescence Spectrophotometer Factory – LADP-16 Apparatus for Determining Planck’s Constant – Advanced Model – Labor , The product will supply to all over the world, such as: Hongkong, Mauritius, Qatar, We rely on high-quality materials, perfect design, excellent customer service and the competitive price to win the trust of many customers at home and abroad. 95%products are exported to overseas markets.
By jari dedenroth from Malaysia - 2017.09.30 16:36
We have been engaged in this industry for many years, we appreciate the work attitude and production capacity of the company, this is a reputable and professional manufacturer.
By Beatrice from Austria - 2018.07.12 12:19
Write your message here and send it to us
