Newsletter | September 17, 2025

09.17.25 -- Optical Coherence Tomography Is Shaping Photonics, Dynamic Illumination In Phase-Shifting Interferometry, Limitations Of Spectral Measurements & More

How Optical Coherence Tomography Is Helping Shape The Future Of Photonics

OCT is a noninvasive imaging method that uses reflected light to create pictures of the back of your eye. It helps eye care providers diagnose and manage common eye diseases, and its popularity is helping shape the future of photonics.

SPOTLIGHT ON TEST & MEASUREMENT

New ROIC Developments At SUI

SUI’s next-generation ROIC achieves <10 µm pixels, multi-modal imaging, and high-accuracy ToF ranging, advancing SWIR/eSWIR performance for defense, surveillance, and scientific applications while optimizing SWaP-C.

Dynamic Illumination In Phase-Shifting Interferometry

Dynamic Illumination in phase-shifting interferometry enhances precision metrology using steering mirrors to enable phase shifting, and noise reduction, improving measurement accuracy and versatility in optical testing.

INDUSTRY INSIGHTS

Limitations Of Spectral Measurements

Standard spectrometers struggle with steep edges and high OD. IDEX’s Peregrine and KolaDeep™ systems offer superior spectral resolution and sensitivity for precise optical filter measurement.

Chemical Strengthening vs. Heat Strengthening Of Glass Substrates

Examine a comparison of chemical strengthening and heat strengthening, two processes for increasing the strength and durability of soda lime and other glass substrates.

Demonstrating Single Picometer Steps For Applications In Microscopy And Astronomy

Read how Mad City Labs demonstrated the capability to repeatably achieve a one-picometer movement with a piezo nanopositioner, and to accurately resolve that movement.

Non-Contact Metrology With 6-Axis Hexapods

Discover how a novel non-contact metrology method, TWI, leverages a 6-axis motion system, revolutionizing aspheric optics qualification for speed and precision.

RECENT NEWS

IOWN Global Forum To Present Latest Photonics-Driven Innovation In Dallas

Applied Energetics Strengthens IP Portfolio With Issuance Of 2 Breakthrough Patents

Making The Invisible Visible: A New Way To Boost Light Emission At The Nanoscale

TAU Researchers Fold Glass Into Microscopic 3D Optical Devices

A Bright Future For Quantum Computing

Laser Breakthrough Could Find Applications In Cutting-Edge Tech

Passivation Increases The Efficiency Of Perovskite/Silicon Tandem Solar Cells

Uniting The Light Spectrum On A Chip

Researchers Revive The Pinhole Camera For Next-Gen Infrared Imaging

Physicists Devise An Idea For Lasers That Shoot Beams Of Neutrinos

BULLETIN BOARD

Explore Innovation: Thermal Imaging And SWIR Lenses

From complex long-range continuous zoom lenses to compact Low-SWaP lenses, MKS Ophir offers an extensive selection of high-performance thermal imaging lenses for a range of applications.

Precision Polished Substrates

Ohara is a top-tier manufacturer providing high-quality double-side lapped and polished substrates for various applications, boasting precision and exceptional cleanliness in their production process.

FEATURED SOLUTIONS

Beamsplitters for High Power Laser Applications

These latest beamsplitters feature a 200:1 extinction ratio, maximizing the split between S&P polarization—an important factor for high-power optics applications up to 10J/cm² pulsed and continuous wave.

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PG&O® Precision Glass & Optics

Bilateral Telecentric Lenses: SYLVINE Series

Explore a series of bilateral telecentric lenses for matrix and line scan cameras in optical metrology applications. These lenses feature absolute distortion in the image plane to only a few micrometers.

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Schneider Optics

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