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Innovative Optical Lithography Advances High-Resolution Semiconductor Laser Production Innovative Optical Lithography Advances High-Resolution Semiconductor Laser Production
The rapid advancement of AI, driven by large-language models, is creating unprecedented demand for computational power. This surge has in turn placed tremendous pressure on the underlying physical hardware, such as optical communication modules in data centers. Within these modules, semiconductor lasers such as distributed feedback (DFB) lasers and VCSELs are fundamental components. The durability and performance advantages of these lasers extend beyond data communications into a wide range
Photonics Spectra, December 2025
Image Sensor Design Innovation Shines When the Lights Go Down Image Sensor Design Innovation Shines When the Lights Go Down
Speed is of the utmost importance for many imaging and machine vision tasks. This metric is often used in the context of image capture rates and acquisition times. For a range of applications, including industrial inspection and production-line...
Photonics Spectra, December 2025
Polymer Optics Reveal That Discounting Aspheres Comes at a Cost Polymer Optics Reveal That Discounting Aspheres Comes at a Cost
For centuries, the sphere has been the most widely used optical surface. This is due largely to the fact that traditional grinding and polishing techniques leverage the property that spheres fit together regardless of orientation. The properties of...
Photonics Spectra, December 2025
Amid the Drive to Improve Automotive Safety, Thermal Imager Design Innovation Soars Amid the Drive to Improve Automotive Safety, Thermal Imager Design Innovation Soars
The use of thermal imaging in defense operations traces back more than 50 years. In the late 1960s, the earliest iterations of thermal imagers deployed in this sector used cryogenically cooled image sensors. Ten years later, systems using uncooled...
Photonics Spectra, December 2025
In Transition from Battlefield to Industry, Dry Laser Cooling Makes a Splash In Transition from Battlefield to Industry, Dry Laser Cooling Makes a Splash
As lasers expand further into industrial, research, medical, and military applications, end users are placing increased scrutiny on system cooling requirements. All lasers require a form of thermal management. The appropriate method depends on both...
Photonics Spectra, November 2025
With Optics at Its Core, Quantum Computing Moves from Curiosity to Cornerstone With Optics at Its Core, Quantum Computing Moves from Curiosity to Cornerstone
Grounded in the principles of quantum mechanics — superposition, entanglement, and interference — quantum computing is one of the most intriguing technologies of our time. It is also deeply misunderstood; the term “quantum”...
Photonics Spectra, November 2025
Beyond Adaptive Optics: Semiconductor Applications Enter the Orbit of Wavefront Sensors Beyond Adaptive Optics: Semiconductor Applications Enter the Orbit of Wavefront Sensors
Wavefront sensors are strongly associated with adaptive optics due to their ability to measure the phase of light waves as well as their intensity. Moreover, since adaptive optics is tightly tied to telescopes and imaging satellites, wavefront...
Photonics Spectra, November 2025
Smart Spectroscopy Systems Expand Across Industries and Applications Smart Spectroscopy Systems Expand Across Industries and Applications
Developments in integrated laser technology and improvements in basic optics, shrinking electronics, and the personalization of computing power are converging in the modern spectroscopy workstation. In combination, these factors are broadening...
Photonics Spectra, November 2025
High-Speed Segmented MEMS for Large- Aperture Optical Switching High-Speed Segmented MEMS for Large- Aperture Optical Switching
The term “light valve” refers to a device that can be used to control many individual beams of light from a single illumination source. As an enabling component for a range of both consumer and highly specialized systems, the evolution...
Photonics Spectra, December 2025
Photonic Microwave Sources Divide Noise and Shift Paradigms Photonic Microwave Sources Divide Noise and Shift Paradigms
Radio frequency (RF) and microwave signals are central to ubiquitous technologies such as radar, communications, and positioning, navigation, and timing (PNT). They also form the backbone of today’s frequency standards. Their importance...
Photonics Spectra, October 2025
Designing Optics for Manufacturability: Bridging the Gap Between Engineering and Production Designing Optics for Manufacturability: Bridging the Gap Between Engineering and Production
In the fabrication of optical components, one of the most common — and most critical — challenges to overcome originates well before the start of manufacturing. Despite abundant technical knowledge, many optical engineers responsible for...
Photonics Spectra, October 2025
Precision Filters Hold the Key to Measuring How We See Precision Filters Hold the Key to Measuring How We See
Whether a smartphone screen, automotive dashboard, or surgical monitor, the first thing that one notices upon viewing a scene or object is the color. While this has been true throughout human history, today’s technology is consistently...
Photonics Spectra, October 2025
Europe Must Play to Its Strengths Europe Must Play to Its Strengths
Europe’s photonics sector is at a crossroads. It continues to lead globally in high- performance optics, precision engineering, and industrial photonics — but faces stiff competition from China in mass markets and from the U.S. in...
Photonics Spectra, October 2025
Advanced Manufacturing Unlocks the Full Potential of Aspheric Optics Advanced Manufacturing Unlocks the Full Potential of Aspheric Optics
Aspheric lenses and mirrors can enhance the performance of optical systems while reducing their size and weight. Spherical optical surfaces often fail to form an ideal image or bring a laser beam to its best possible focus — a fundamental...
Photonics Spectra, September 2025
Surface Analysis Reaps the Benefits of Increasingly Automated Workflows Surface Analysis Reaps the Benefits of Increasingly Automated Workflows
Engineers and end users deploy optical metrology methods for surface analysis at points up and down the optical design value chain. In many instances, these optical test and measurement protocols represent the most effective approaches to gauge...
Photonics Spectra, September 2025
From Circuits to Surfaces: Semiconductor Innovations Advance Precision Optics Fabrication From Circuits to Surfaces: Semiconductor Innovations Advance Precision Optics Fabrication
What were once distinct industries — optics, rooted in classical precision mechanics, and semiconductors, defined by microelectronic miniaturization — are increasingly overlapping at the cutting edge of innovation. This convergence is...
Photonics Spectra, September 2025
An Unheralded Technique Flourishes in a Mature Sector An Unheralded Technique Flourishes in a Mature Sector
Compared to many of the physical vapor deposition techniques that the optical coatings industry commonly uses, plasma-assisted reactive magnetron sputtering (PARMS) can deliver higher throughput(s) at typically lower costs. In the more than two...
Photonics Spectra, September 2025
A Photonics Production Ramp-Up Prompts Reprioritization in Workforce Development A Photonics Production Ramp-Up Prompts Reprioritization in Workforce Development
Both in the U.S. and overseas, semiconductor manufacturers are ramping up the production of devices that integrate photonics technologies. Workforce development and training initiatives aim to ensure that these device manufacturers have a sizeable...
Photonics Spectra, August 2025
Optimizing the Alignment: CO2 Laser and Scan Head Integration Optimizing the Alignment: CO2 Laser and Scan Head Integration
Due to their high efficiency and versatility, CO2 lasers are widely used for various applications in the industrial, medical, and scientific sectors. These lasers typically operate at a wavelength of 10.6 µm in the infrared spectrum. This...
Photonics Spectra, August 2025
Out of the Lab and into the Line, Raman Rises for Process Analytics Out of the Lab and into the Line, Raman Rises for Process Analytics
Raman spectroscopy has a long-held association with biophotonics, and the same qualities that make the technique indispensable for biomedical imaging and sensing are now driving real-time process insights across industrial fields. Advancements in...
Photonics Spectra, August 2025
Test and Measurement Breakthroughs Bring Optical Quantum Experiments Under Control Test and Measurement Breakthroughs Bring Optical Quantum Experiments Under Control
For all of its promise — including ultrasecure communications, exponential computing speedup, and unprecedented precision in sensing and measurement — quantum technology presents numerous dynamic challenges. Though the complex nature of...
Photonics Spectra, August 2025
Organ-on-a-Chip Technologies Shape the Future of Biotech Functionality Organ-on-a-Chip Technologies Shape the Future of Biotech Functionality
Offering compactness, efficiency, and automation in a single chip-size platform, lab-on-a-chip (LoC) technology has achieved remarkable progress during the last three decades. LoC systems miniaturize and integrate the essential steps of an...
Photonics Spectra, September 2025
Underwater Lidar Gives Maritime and Subsea Applications the Green Light Underwater Lidar Gives Maritime and Subsea Applications the Green Light
The rollout of self-driving cars onto metropolitan roadways is proof that lidar systems play a major role as an enabling technology to next-generation solutions. With providers such as Waymo and DeepRoute.ai debuting versions of their self-driving...
Photonics Spectra, July 2025
Five Drivers Will Shape the Future of High-Power Laser Diode Technologies Five Drivers Will Shape the Future of High-Power Laser Diode Technologies
High-power laser diode (HPLD) technologies are driving innovation across a range of applications, from industrial — in materials processing and aerospace and defense — to those in the domains of medical, sensing and detecting, and...
Photonics Spectra, July 2025
Surrogate Models and Simulation Apps Revamp the Optical Design Toolkit Surrogate Models and Simulation Apps Revamp the Optical Design Toolkit
Simulation enables engineers working across a broad range of disciplines to properly characterize, predict, and improve the behavior of systems. Numerous industries, including telecommunications, health care, and manufacturing, have embraced...
Photonics Spectra, July 2025
(2,985 results found)

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