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Updated: May 6, 2026
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Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping
Published on: March 20, 2017
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[Simultaneous and real-time collection by multi-fiber coupling and optical multi-channel analyzer]
Ying-hong He1, Juan Cheng, Rui-jiang Ran
1Department of Physics, Sichuan University, Chengdu 610064, China.
Guang Pu Xue Yu Guang Pu Fen Xi = Guang Pu
|March 17, 2005
Summary
A novel instrument enables simultaneous, real-time multi-object spectral data collection using multi-fiber coupling and Optical Multi-channel Analysis (OMA). Experiments successfully collected spectral signals from multiple objects with high spatial resolution and a broad spectral range.
Area of Science:
- Spectroscopy
- Optical Engineering
- Instrumentation
Context:
- Simultaneous spectral acquisition is crucial for efficient analysis.
- Existing methods may lack the capacity for multi-object real-time measurements.
- Advancements in fiber optics and detector technology enable new instrumentation.
Purpose:
- To report a new instrument and method for simultaneous, real-time multi-object spectral data collection.
- To demonstrate the instrument's capability in collecting spectral signals from multiple objects.
- To analyze the optical design for optimal performance.
Summary:
- A novel instrument utilizing multi-fiber coupling and Optical Multi-channel Analysis (OMA) was developed for simultaneous, real-time spectral data acquisition.
- Experimental results validated the collection of spectral signals from one, three, and five objects.
- The system achieved a spatial resolution of 0.5 mm, a spectral range of 200-1100 nm, and the potential to analyze up to twenty objects within a 1 cm² area using OMA 4.
Impact:
- The instrument's design optimizes light energy coupling while preserving spectral resolution.
- Potential applications include quality control of light beams in transmission.
- Enables advanced time-resolved and spatial-resolved spectral measurements.
