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Related Experiment Video

Updated: Feb 6, 2026

Measurement of Quantum Interference in a Silicon Ring Resonator Photon Source

Measurement of Quantum Interference in a Silicon Ring Resonator Photon Source

Published on: April 4, 2017

Snapshot multi-wavelength interference microscope.

Xiaobo Tian, Xingzhou Tu, Junchao Zhang

|August 17, 2018

Summary

This summary is machine-generated.

This study introduces a snapshot multi-wavelength interference microscope for rapid, high-resolution surface measurements. The innovative system effectively measures large vertical ranges and discontinuous microstructures with high accuracy.

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Last Updated: Feb 6, 2026

Measurement of Quantum Interference in a Silicon Ring Resonator Photon Source

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Published on: April 4, 2017

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A Tissue Clearing Method for Neuronal Imaging from Mesoscopic to Microscopic Scales

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Published on: May 10, 2022

Area of Science:

Optical Metrology
Microscopy
Surface Science

Background:

Accurate measurement of microstructures is crucial for advanced manufacturing and materials science.
Traditional methods struggle with large vertical ranges and discontinuous surfaces.
High-speed, high-resolution metrology techniques are in demand.

Purpose of the Study:

To propose a novel snapshot multi-wavelength interference microscope.
To enable high-speed measurement of large vertical range discontinuous microstructures.
To achieve precise surface roughness characterization.

Main Methods:

Utilizing a polarization CMOS camera with a linear micro-polarizer array and Bayer filter.
Implementing snapshot multi-wavelength phase-shifting interferometry.
Employing two or three wavelengths to resolve 2π phase ambiguities.

Main Results:

Demonstrated high-speed measurement capability.
Successfully measured large vertical range discontinuous microstructures.
Achieved accurate surface roughness quantification.

Conclusions:

The proposed microscope provides an effective solution for challenging metrology tasks.
Snapshot multi-wavelength interferometry enables rapid and accurate surface profiling.
This technique advances the field of optical metrology for microscale applications.