Method and device for detecting polarization extinction ratio of optical polarizer
A polarization extinction ratio and polarization device technology, applied in the field of optical measurement, can solve problems such as unfavorable system operation, increased system cost, and direct impact of extinction ratio on equipment performance, etc., to achieve accurate measurement results, improve measurement accuracy, and easy to build.
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
Embodiment 1
[0050] Such as Figure 7 Shown is the system structure diagram of the best realization device for the extinction ratio test of the polarizing device described in the present invention.
[0051] 1. The light source and isolator module is composed of SLD light source (center wavelength is 1310nm) and isolator;
[0052] 2. The polarizing module is a fiber optic polarizer;
[0053] 3. The optical polarization device to be tested selects a 3-meter-long panda polarization-maintaining fiber;
[0054] 4. The projection direction adjustment module is composed of a rotatable half-wave plate and a Gran prism;
[0055] 5. The interferometer module selects Michelson interferometer;
[0056] 6. The data acquisition module adopts NI USB6251;
[0057] Seven, the central processing unit module is made up of computer and software program. The software is written in LABVIEW language, which can realize data processing, hardware control and calculation of polarization extinction ratio.
[00...
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com