Optimal tradeoff between precision and sampling rate in DoFP imaging polarimeters

Area of Science:

• Optical Engineering
• Polarimetry
• Image Science

Background:

• Full-Stokes imaging is crucial for characterizing polarized light.
• Existing methods may face trade-offs between precision, speed, and acquisition time.
• Division-of-focal-plane cameras offer unique advantages for polarization imaging.

Purpose of the Study:

• To develop and optimize a versatile full-Stokes imager.
• To determine optimal parameter settings for different sampling rate modes.
• To enable dynamic balancing of precision, sampling rate, and acquisition time.

Main Methods:

• Utilized a linear division-of-focal-plane camera.
• Integrated a controllable polarization modulator.
• Analyzed various polarization modulator architectures.
• Determined parameter settings to minimize estimation variance across four sampling rate modes.

Main Results:

• Demonstrated a versatile full-Stokes imaging system.
• Identified optimal parameter settings for each of the four sampling rate modes.
• Achieved dynamic balancing of key imaging performance metrics.

Conclusions:

• The developed imager offers a flexible solution for full-Stokes imaging.
• Optimal parameter selection allows tailoring the system to specific application requirements.
• This approach enhances the efficiency and applicability of polarization imaging techniques.