Photonics/​Optics

A New Model that Addresses the ‘Outfielder Problem’

The work addresses the outfielder problem, which refers to the baseball player who stands in the outfield to catch the ball after it is hit. It is a classic challenge in physics and the neuroscience of movement, used to explore how humans and animals predict movements in a dynamic environment and how automated systems can be designed to mimic them.

An Innovative Sensing Platform for Ultrahigh Sensitivity in Conventional Sensors

New research unlocks the power of exceptional points (EPs) for advanced optical sensing. In a study published in Science Advances , a team showed that these unique EPs — specific conditions in systems where extraordinary optical phenomena can occur — can be deployed on conventional sensors to achieve a striking sensitivity to environmental perturbations. Read on to learn more.

Single-Shot Polarization Imaging System Provides Complete Picture

Researchers at the Harvard John A. Paulson School of Engineering and Applied Sciences have developed a compact, single-shot polarization imaging system that can provide a complete picture of polarization. Read on to learn more about it.

Products of Tomorrow

See the products of tomorrow, including paper-thin optical lenses simple enough to mass produce like microchips; a compact cooling technology that can pump away heat continuously using layers of flexing thin films; and a multilayered chip design that doesn’t require any silicon wafer substrates and works at temperatures low enough to preserve the underlying layer’s circuitry.

New on the Market

See what's new on the market, including electronic control products from NORD DRIVESYSTEMS; the new F-141 photonics alignment system from PI; InnoPhase IoT's expansion of its Talaria platform; Aerotech, Inc.'s HexGen® HEX150-125HL Miniature Hexapod; and more.

Quantum Sensing to Engineer Photonic Sensors

A Bristol-led team of physicists has found a way to operate mass manufacturable photonic sensors at the quantum limit. This breakthrough paves the way for practical applications such as monitoring greenhouse gases and cancer detection. Read on to learn more.

Visible-Light Lasers That Fit on a Fingertip

Researchers have created visible lasers of very pure colors from near-ultraviolet to near-infrared that fit on a fingertip. The colors of the lasers can be precisely tuned and extremely fast — up to 267 petahertz per second, which is critical for applications such as quantum optics. Read on to learn more.

Levitating Objects with Light

Researchers have designed a way to levitate and propel objects using only light by creating specific nanoscale patterning on the objects' surfaces. The work could be a step toward developing a spacecraft that could reach the nearest planet outside of our solar system in 20 years, powered and accelerated only by light. Read on to learn more.

Say Goodbye to the Dots and Dashes to Enhance Optical Storage Media

Purdue researchers have created technology aimed at replacing Morse code with colored “digital characters” to modernize optical storage. They are confident the advancement will help with the explosion of remote data storage during and after the COVID-19 pandemic. Read on to learn more.

New AR Glasses Use AI-Enhanced Holographic Imaging

Researchers in the emerging field of spatial computing have developed a prototype augmented reality headset that uses holographic imaging to overlay full-color, 3D moving images on the lenses of what would appear to be an ordinary pair of glasses. Read on to learn more about it.

3 Robotic Technologies Looking to Change Life on Earth and the Moon

Watch this video to learn more about three new robotic technologies: A soft robot developed at NC State University; a pair of wearable robotic limbs developed by MIT engineers; and a camera inspired by the human eye developed at the University of Maryland.

7 Finalists for SPIE Startup Challenge at Photonics West 2025

Seven early-stage startup companies have been selected to compete for a top prize of $10,000 at the 15th annual SPIE Startup Challenge at Photonics West Tuesday, January 28.

New Product Launches and Technologies to See at Photonics West 2025

The SPIE Photonics West 2025 technical conference and exhibition returns to San Francisco's Moscone Center, January 25 to 30, providing attendees the opportunity to learn...

A More Responsive Infrared Photodiode

Researchers have developed a new type of infrared photodiode that is 35 percent more responsive at 1.55 µm, the key wavelength for telecommunications, compared to other germanium-based components.

Smallest Walking Robot Makes Microscale Measurements

Cornell researchers in physics and engineering have created the smallest walking robot yet. Its mission: to be tiny enough to interact with waves of visible light and still move...

How AiSee Can Make the Blind ‘See’

AiSee is a smart headphone equipped with an integrated camera, microphone, and an AI-powered software architecture. It “sees” what’s in front of the user, “hears” what the user says, and is able “speak” to the user.

Camera Inspired by the Human Eye Can Improve How Robots See, React

A team led by University of Maryland computer scientists invented a camera mechanism that improves how robots see and react to the world around them. Inspired by how the human eye works, their innovative camera system mimics the tiny involuntary movements used by the eye to maintain clear and stable vision over time. Read on to learn more.

Designing and Testing the Optics for NASA’s Nancy Grace Roman Space Telescope

When it launches no later than May 2027, the NASA Nancy Grace Roman Space Telescope will serve as a powerful eye on deep space, capturing images of billions of distant galaxies and exploring the mysteries of dark matter, supernovae and other cosmic phenomena. Read on to learn about what it takes to make it a success.

Photonic Processor Could Enable Ultrafast AI Computations

Scientists from MIT and elsewhere have demonstrated a fully integrated photonic processor that can perform all the key computations of a deep neural network optically on a chip. Read on to learn more about it.

New Products

See the new products, including TRIOPTICS' compact and retrofittable solution for processing laser diodes on the ATS 100 alignment turning station; TRUMPF's VCSELs and photodiodes; Edmund Optics’ TECHSPEC® UV Fused Silica Plano-Convex (PCX) Lenses MgF2 Coated feature precision specifications; Imperx' two new Cheetah cameras: the CXP-C1941 and the SFP-C1941; and more.

Researchers Develop a Wide-Bandwidth, Low-Polarization Semiconductor Optical Amplifier

Researchers have successfully developed a wide-bandwidth, low-polarization semiconductor optical amplifier based on tensile-strained quantum wells. The study, published in the journal Sensors, presents a significant advancement in optical communication technology, addressing the growing demand for higher bandwidth and lower polarization sensitivity. Read on to learn more.

A Methodology to Read QR Codes on Uneven Surfaces

A team from the University of Barcelona and the Universitat Oberta de Catalunya has designed a methodology that facilitates the recognition of QR codes in these physical environments, where reading is more complicated. Read on to learn more.

Spiral Ladder-Inspired Tool That Allows Precision Control of Light Direction and Polarization

Researchers have designed a spiral ladder-inspired tool that allows precision control of light direction and polarization to control the direction of the emitted beam and the polarization of the light, while using a precisely engineered resonance of the structure. Read on to learn more.

Ultra-Compact Camera Technology Optimized for VR/AR Devices

Researchers have developed an optical design technology that dramatically reduces the volume of cameras with a folded lens system utilizing “metasurfaces,” a next-generation nano-optical device. Read on to learn more.

A New Method Makes High-Resolution Imaging More Accessible

Researchers have made it possible to expand tissue twentyfold in a single step. This simple, inexpensive method could pave the way for nearly any biology lab to perform nanoscale imaging. Read on to learn more.