Optics/​Photonics

Surgical Lasers

Webinars: Photonics/Optics
Overcoming Mediocrity in Cylindrical Laser Processing of Medical Devices

Laser processing has been used for decades to manufacture tubular medical devices, such as stents, valves, and vascular grafts. However, achieving the precision that is necessary for high-volume production is more challenging now than ever before. Driven by growth...

In a major step toward developing portable scanners that can rapidly measure molecules in pharmaceuticals or classify tissue in patients’ skin, researchers have...

Researchers have demonstrated that a long-elusive kind of laser diode based on organic semiconductors is indeed possible, paving the way for the further expansion of lasers in applications such as...

Features: Manufacturing & Prototyping
The ‘Relativity’ of High Q Capacitors

For many high-power RF applications, the “Q factor” of embedded capacitors is one of the most important characteristics in the design of circuits. This includes products such as cellular/telecom...

Particle accelerators are usually large and costly, but that will soon change if researchers have their way. The Accelerator on a Chip International Program (AChIP), funded by the Gordon and...

Optical fibers make the Internet happen. They are fine threads of glass, as thin as a human hair, produced to transmit light. Optical fibers carry thousands of gigabits of...

Researchers have found a way to use the full beam of a laser light to control and manipulate minute objects such as single cells in a human body, tiny particles in small volume chemistry,...

News: Photonics/Optics
3D Imaging Opens Door to Fascinating Leaf Complexity

The field of plant science is in the process of being profoundly transformed by new imaging and modeling technologies. These tools are allowing scientists to peer inside the leaf with a clarity and resolution inconceivable a generation ago.

News: Medical
CT Expands Possibilities of Imaging Ancient Remains

Researchers in Sweden using computed tomography (CT) have successfully imaged the soft tissue of an ancient Egyptian mummy's hand down to a microscopic level. Non-destructive imaging of human and animal mummies with X-rays and CT is a boon to the fields of archaeology and paleopathology. They...

News: Medical
Chemists Create Circular Fluorescent Dyes for Imaging

University of Oregon chemists have created a new class of fluorescent dyes that function in water and emit colors based solely on the diameter of circular nanotubes made of carbon and hydrogen. The six-member team is now exploring their potential use in biological imaging.

News: Medical
Enhanced 3D Imaging Advances Brain Treatments

Researchers have developed a combination of commercially available hardware and open-source software, named PySight, to improve rapid 2D and 3D imaging of neuronal activity in the living brain and other tissues. PySight serves as an add-on for laser scanning microscopes. Such an advancement in...

A new electro-optic laser imposes microwave electronic vibrations on a continuous-wave laser operating at optical frequencies, effectively carving pulses into the light. Probing...

An MIT-developed technology monitors blood glucose levels without needles or a finger prick. Early results show that the noninvasive technology measures blood glucose levels as...

By creating a new twist on fiber optic sensors, researchers have developed a smart, flexible photoacoustic imaging technique that may have potential applications in...

Before launching their latest science experiment, University at Buffalo researchers bought more than 200 types of tea, chocolate, herbs, and other foodstuffs. The goal wasn't to stock up...

Researchers have found a way to convert nanoparticle-coated microscopic beads into lasers smaller than red blood cells. These microlasers, which convert...

Defects in the lattice of diamonds produce more than just beautiful coloration. A new approach developed by researchers at UC Berkeley's College of...

Compression therapy is a standard form of treatment for patients who suffer from venous ulcers and other conditions in which veins struggle to return blood from the lower extremities....

A smaller, faster and more sensitive laser power meter in the form of a folding mirror uses a capacitor-based force transducer and merges optical elements, namely a high reflectivity mirror,...

An inability to handle misty driving conditions has been one of the chief obstacles to the development of autonomous vehicular navigation systems that use visible light. These systems are...

With the ever-increasing influx of automation in the manufacturing industry, the process of prioritizing accurate measurements is needed now more than ever to ensure that...

Four lasers can be used for micro welding: pulsed neodymium-doped yttrium aluminum garnet (Nd:YAG), continuous wave (CW) fiber, quasi continuous wave (QCW)...

Features: Manufacturing & Prototyping
Lasers: The Perfect Tool for Industry 4.0

With the advent of Industry 4.0, digital manufacturing promises speed, directness, and flexibility — so it needs a tool that meets those demands. Fortunately, the right technology has been evolving...

Features: Photonics/Optics
Ultrafast Lasers for Medical Manufacturing

Ultrafast or ultrashort pulse lasers offer unique material processing possibilities, because the laser’s pulse duration is less than the target material’s conduction time. Essentially this means...

Researchers have developed a new imaging technique that aims to illuminate cellular structures in deep tissue and other dense and opaque materials. The method uses tiny particles...

Applications: Photonics/Optics
Lasers: The Next Generation of Fetal Monitoring

Researchers have developed a novel monitoring system using optoacoustic technology to provide accurate, real-time measurement of cerebral venous blood oxygen saturation in fetuses during...

Products: Photonics/Optics
LMWS Laser Marking Workstation

Miyachi America Corporation, Monrovia, CA, announces its new LMWS Laser Marking Workstation, specifically designed for benchtop operation featuring improved functionality, narrow width for lean manufacturing,...

INSIDER: Photonics/Optics
New Fabrication Technique Prints Silicon on Paper

Using a single laser pulse, a group of researchers at Delft University of Technology in The Netherlands has devised a method that allows silicon, in the polycrystalline form used in circuitry, to be produced directly on a paper substrate from liquid silicon ink. The process can be expanded to...

An interdepartmental team of scientists in applied physics, electrical and biomedical engineering, and diagnostic radiology at Yale University say that there has been an intense and ongoing search...

Ask the Expert

Dan Sanchez on How to Improve Extruded Components

Improving extruded components requires careful attention to a number of factors, including dimensional tolerance, material selection, and processing. Trelleborg’s Dan Sanchez provides detailed insights into each of these considerations to help you advance your device innovations while reducing costs and speeding time to market.

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