SPI Lasers

Laser technology startup Femtum has closed a 5 million CAD ($3.7 million) seed round. The funding accelerates its commercialization of mid-IR fiber lasers tailored to semiconductor manufacturing...

Argon-fluoride (ArF) excimer lasers — deep UV (DUV) lasers emitting light with a wavelength of 193 nm — are used in lithography to create precise patterns. However, the limited coherence...

Femtosecond (fs) fiber oscillators are a standard technology used to generate fs laser pulses. They offer a compact design, outstanding performance, and are cost-effective to use. However, the...

Researchers from Laval University reported the development of the first fiber laser that can produce femtosecond pulses in the visible range of the electromagnetic spectrum. Fiber lasers producing...

The CUT12 from Coherent is a 2D laser cutting head for sheet metal cutting applications. The laser cutting head is compatible with fiber lasers in the 4- to 12-kW power range, operates at a maximum...

The WaveShift Series from TeraXion are fiber Bragg grating (FBG) reflectors for Raman fiber lasers in applications such as spectroscopy, laser pumping, biomedical, and telecommunications. The...

The single-frequency, 308-nm fiber-based UV laser from AdValue Photonics Inc. emits 3 W of average power with a diffraction limited beam. The device enables reliable, high-performance operation...

The TrueLase™ Yb 22/400-915-3kW ytterbium-doped active optical fiber from OFS Fitel LLC is a double clad fiber designed for high-efficiency, reliable, multi-kW fiber lasers. Tests in a...

Given the pace at which technology advances, there always seems to be a learning curve. With the abundance of consumer electronics available, there typically is no right or wrong way to use these...

Early fiber lasers were inefficient and limited to low powers, until more effective methods emerged to deliver the pump light into the cladding. Valentin Gapontsev, founder and CEO of IPG Photonics,...

Over 60 years have passed since the first demonstration of a laser in 1960. After the initial spark of interest, lasers were for a while categorized as “a solution waiting for a problem,”...

Neodymium-doped crystals and glasses such as Nd:YAG (neodymium:yttrium aluminum garnet) have long been used as laser gain materials. Optically pumped, they produce an output wavelength close to 1...

Time-domain spectroscopies based on the optical Kerr effect (OKE) can provide a glimpse into the ultrafast processes that dictate fundamental properties of material and biological samples. Until...

Based at the Optoelectronics Research Centre (ORC) within the Zepler Institute at the University of Southampton, Dr Lin Xu’s expertise is based on fiber lasers and non-linear optics including Raman...

A key task faced by engineers using nonlinear crystals is the correct selection and effective specification of the appropriate NLO crystal for a particular laser design or application. GAMDAN Optics...

This technical white paper describes how tunable bandpass filters with wide and deep out-of-band blocking can be built using continuously variable edge filters combined with homogeneous blocking...

Characterized by robustness, small form factors, and attractive cost-performance ratios, state-of-the-art femtosecond fiber lasers are not only powering Nobel Prize-winning research but they are also...

Femtosecond laser technology has been continuously expanding as a valuable toolkit for scientists and engineers across various applications. Fiber-based femtosecond lasers in particular have made...

In this presentation, Field introduces a cutting-edge, 3D freeform volumetric index of refraction gradient optics (VIRGO) technology platform that includes engineered optical nanocomposites,...

Every photonics application aims toward quality, precision, and speed. The latter improves performance and reduces costs for market advantage. This improvement in speed requires the efficient use of...

Laser marking is a process in which a laser beam is used to mark or engrave a surface by altering its properties or appearance. This technique is widely used for labeling, identification, and...

Laser materials processing refers to a diverse set of manufacturing techniques that utilize lasers to modify, cut, weld, drill, or otherwise manipulate materials. These techniques offer high...

Double-clad fiber (DCF) is a specialized optical fiber that features two concentric cladding layers surrounding a core. The design of double-clad fibers allows them to be used in various...

An Er:YAG laser is a type of solid-state laser that uses a crystal made of erbium-doped yttrium aluminum garnet (Er:Y3Al5O12) as the gain medium. The erbium (Er) ions are introduced into the crystal...

A research team in Zurich breaks an ultrashort-pulse laser record. The ETH Zurich team lead by Ursula Keller is behind that breakthrough. PhotonDelta launches a PIC-based contest that could land one...

Andreas Tuennermann, head of the Fraunhofer Institute for Applied Optics and Precision Engineering, discusses his work with fiber lasers, quantum applications, and manufacturing in a global pandemic....

In season ten’s finale, "All Things Photonics" speaks with its first knighted guest: Sir David Payne, Director of the Optoelectronics Research Centre at the University of Southampton. Sir David is...

In this month’s Light Matters Extra, we take you to the Springfield Technical Community College campus and introduce you to Professor Nick Massa, who has been teaching Optics and Photonics there for...

A fiber laser is a type of laser in which the active gain medium is an optical fiber doped with rare-earth ions such as erbium, ytterbium, or neodymium. Fiber lasers generate coherent light through...

FOCtek provides customers with all types of custom manufactured lenses, Precision Optical Components, Polarizing Optics, Prisms, Filters, Coatings, Optical Systems, Crystals, Nonlinear Crystals,...

Established in 1985, OZ Optics is a leading worldwide supplier of fiber optic components, test equipment and sensors. OZ Optics manufactures its products in three locations, Ottawa (Canada),...

OHARA manufactures more than 130 environmentally safe optical glass types, free of both lead and arsenic. More than 300 tons of optical glass are melted per month, available in the following forms of...

LASER SAFETY • Eyewear • Barriers • Windows • Training laservision USA designs and manufactures a comprehensive assortment of custom-made laser safety eyewear that attenuates...