Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Passive Filters01:27

Passive Filters

1.0K
Passive filters are utilized to shape the frequency spectrum of signals across a diverse array of applications. These filters, using only passive elements like resistors (R), inductors (L), and capacitors (C), are capable of selectively allowing or blocking certain frequency ranges without the need for external power sources.
Low-Pass Filters
Low-pass filters are designed to transmit signals with frequencies lower than the cutoff frequency, ωc, and attenuate those above it. The cutoff...
1.0K
Active Filters01:25

Active Filters

1.4K
Active filters are electronic circuits that use operational amplifiers (op-amps), resistors, and capacitors to filter out unwanted frequency components from a signal. A first-order low-pass active filter is designed to pass signals with a frequency lower than a certain cutoff frequency and attenuate frequencies higher than that cutoff frequency. The transfer function for a first-order low-pass active filter is:
1.4K
Properties of Enantiomers and Optical Activity02:24

Properties of Enantiomers and Optical Activity

21.8K
It is essential to understand the difference between chiral and achiral interactions and the implications thereof in optical activity and their applications. Just as our feet, which are chiral, interact uniquely with chiral objects, such as a pair of shoes, but identically with achiral socks, enantiomers of a molecule exhibit different properties only when they interact with other chiral media. An example of a significant implication from this facet is the phenomenon known as optical activity,...
21.8K
Imaging Biological Samples with Optical Microscopy01:18

Imaging Biological Samples with Optical Microscopy

11.0K
Optical microscopy uses optic principles to provide detailed images of samples. Antonie van Leeuwenhoek designed the first compound optical microscope in the 17th century to visualize blood cells, bacteria, and yeast cells. In 1830, Joseph Jackson Lister created an essentially modern light microscope. The 20th century saw the development of microscopes with enhanced magnification and resolution.
In optical microscopy, the specimen to be viewed is placed on a glass slide and clipped on the stage...
11.0K
Stereoisomerism02:52

Stereoisomerism

14.1K
Isomerism in Complexes
Isomers are different chemical species that have the same chemical formula.
Transition metal complexes often exist as geometric isomers, in which the same atoms are connected through the same types of bonds but with differences in their orientation in space. Coordination complexes with two different ligands in the cis and trans positions from a ligand of interest form isomers. For example, the octahedral [Co(NH3)4Cl2]+ ion has two isomers (Figure 1) In the cis...
14.1K
Vision01:24

Vision

60.3K
Vision is the result of light being detected and transduced into neural signals by the retina of the eye. This information is then further analyzed and interpreted by the brain. First, light enters the front of the eye and is focused by the cornea and lens onto the retina—a thin sheet of neural tissue lining the back of the eye. Because of refraction through the convex lens of the eye, images are projected onto the retina upside-down and reversed.
60.3K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

A cavity-array microscope for parallel single-atom interfacing.

Nature·2026
Same author

Quantum-amplified global-phase spectroscopy on an optical clock transition.

Nature·2025
Same author

Manybody interferometry of quantum fluids.

Science advances·2024
Same author

A cavity loadlock apparatus for next-generation quantum optics experiments.

The Review of scientific instruments·2023
Same author

Improving metrology with quantum scrambling.

Science (New York, N.Y.)·2023
Same author

Disorder-assisted assembly of strongly correlated fluids of light.

Nature·2022
Same journal

A compact low-power magnetic particle imaging scanner based on a permanent-magnet field-free-line generator with high gradient.

The Review of scientific instruments·2026
Same journal

Achieving ultrahigh resolution with high efficiency: Optical design of the two-dimensional Resonant Inelastic X-ray Scattering (2D-RIXS) spectrometer at NanoTerasu beamline 02U.

The Review of scientific instruments·2026
Same journal

Automated laboratory x-ray diffractometer and fluorescence spectrometer for high-throughput materials characterization.

The Review of scientific instruments·2026
Same journal

Nonlinear Bayesian Doppler tomography for simultaneous reconstruction of flow and temperature.

The Review of scientific instruments·2026
Same journal

A Reflectance-based multimodal wearable photoplethysmography (PPG) sensor.

The Review of scientific instruments·2026
Same journal

Temporal analysis of products-Raman (TAP-Raman): An integrated setup for operando spectroscopy and transient kinetic analysis.

The Review of scientific instruments·2026
See all related articles

Related Experiment Video

Updated: Feb 12, 2026

Author Spotlight: Fabrication of a Low-Cost, Fiber-Coupled, and Air-Spaced Fabry-Pérot Etalon
07:22

Author Spotlight: Fabrication of a Low-Cost, Fiber-Coupled, and Air-Spaced Fabry-Pérot Etalon

Published on: February 3, 2023

8.5K

A second-order optical Butterworth Fabry-Pérot filter.

Zeyang Li1, Abhishek V Karve1, Xin Wei1

  • 1Department of Applied Physics, Stanford University, Stanford, California 94305, USA.

The Review of Scientific Instruments
|February 11, 2026
PubMed
Summary
This summary is machine-generated.

We developed a novel optical filter using coupled polarization modes in a Fabry-Pérot cavity. This technology enables narrower bandwidth flattop filters for improved signal processing in communications and sensing applications.

More Related Videos

Optical Scatter Microscopy Based on Two-Dimensional Gabor Filters
14:58

Optical Scatter Microscopy Based on Two-Dimensional Gabor Filters

Published on: June 2, 2010

10.0K
In Vitro Enzyme Measurement to Test Pharmacological Chaperone Responsiveness in Fabry and Pompe Disease
10:16

In Vitro Enzyme Measurement to Test Pharmacological Chaperone Responsiveness in Fabry and Pompe Disease

Published on: December 20, 2017

8.6K

Related Experiment Videos

Last Updated: Feb 12, 2026

Author Spotlight: Fabrication of a Low-Cost, Fiber-Coupled, and Air-Spaced Fabry-Pérot Etalon
07:22

Author Spotlight: Fabrication of a Low-Cost, Fiber-Coupled, and Air-Spaced Fabry-Pérot Etalon

Published on: February 3, 2023

8.5K
Optical Scatter Microscopy Based on Two-Dimensional Gabor Filters
14:58

Optical Scatter Microscopy Based on Two-Dimensional Gabor Filters

Published on: June 2, 2010

10.0K
In Vitro Enzyme Measurement to Test Pharmacological Chaperone Responsiveness in Fabry and Pompe Disease
10:16

In Vitro Enzyme Measurement to Test Pharmacological Chaperone Responsiveness in Fabry and Pompe Disease

Published on: December 20, 2017

8.6K

Area of Science:

  • * Optics
  • * Photonics
  • * Signal Processing

Background:

  • * Flattop passband filters are crucial for signal processing, enhancing detection sensitivity and power efficiency.
  • * Optical filters typically use dielectric stacks with passband widths over 100 GHz, limiting narrow bandwidth applications.
  • * Fabry-Pérot cavities are single-pole resonators suitable for efficient single-frequency transmission but constructing multi-pole filters is challenging in the optical domain.

Purpose of the Study:

  • * To propose and implement a second-order Butterworth-type optical filter with a narrow flattop passband.
  • * To bridge the gap between existing wideband optical filters and the need for narrower bandwidth solutions.
  • * To demonstrate a novel method for achieving narrow bandwidth flattop filters in the optical domain.

Main Methods:

  • * Implemented a second-order Butterworth-type optical filter within a single two-mirror Fabry-Pérot cavity.
  • * Utilized the coupling of two polarization modes to achieve the flattop response.
  • * Characterized the filter's performance, including passband width, stopband suppression, and insertion loss.

Main Results:

  • * Demonstrated a narrow flattop passband width of 2.68(1) GHz.
  • * Achieved a maximum stopband suppression of 43 dB.
  • * Measured a passband insertion loss of 2.2(1) dB with out-of-band power suppression falling as the fourth power of detuning.

Conclusions:

  • * The proposed method enables the creation of significantly narrower bandwidth flattop optical filters.
  • * This approach is scalable to even narrower filters, offering potential improvements in laser phase noise and LIDAR sensitivity.
  • * The developed filter technology provides higher quality narrowband filtering for applications like Raman spectroscopy.