1. Semiconductor laser
2. Polarizer with rotary holder
3. Adjustable holder of specimen tube
4. Specimen tube
5. Analyzer with rotary holder
6. Photo detector (Silicon photo cell)
7. Photocurrent amplifier
Features
Include semiconductor laser and optical power meter
Understand optical polarization and application
Apply Malus's law
Study optical activity effect
Introduction
LEOI-41 is designed to observe the effect of optical activity, reveal the polarization rotation characteristics of an optically active material, and measure the relationship between specific rotation and concentration of glucose solution. Through this system, students can enhance their understanding of the origin of polarized light and its testing method. The instruction manual contains comprehensive materials including experimental configurations, principles and step-by-step instructions. Please click Experiment Theory and Contents to find more information about this apparatus.
Using this system, the following experiment examples can be conducted:
1. Observe polarization phenomenon of light
2. Observe polarization rotation of light going through glucose solution
3. Measure the specific rotatory power of glucose solution
4. Measure the concentration of glucose solution
Specifications
Description | Specifications |
Semiconductor Laser Wavelength | 650 nm |
Semiconductor Laser Power | 5 mW |
Optical Rail | 74 cm |
Part List
Description | Qty |
Semiconductor Laser | 1 |
Polarizer | 2 |
Polarizer Holder | 2 |
Two-Axis Adjustable Laser Holder | 1 |
Optical Rail | 1 |
Carrier | 5 |
Specimen Tube | 1 |
Photo Detector | 1 |
Photocurrent Amplifier | 1 |
1. Semiconductor laser
2. Polarizer with rotary holder
3. Adjustable holder of specimen tube
4. Specimen tube
5. Analyzer with rotary holder
6. Photo detector (Silicon photo cell)
7. Photocurrent amplifier