Reference Articles 1 - 100 of 172
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Engraving Name Plates and Signing
Replato produces road signs, advertising displays, facade overprints, front panels, name plates and category plates. The company has 29 employees. Several production processes are being executed at...(read more)
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High Quality Cutting and Engraving of Acrylic and Marking of Steel
Actual Laser is a fast growing company, both in the industrial and the private sector. Apart from price, the relation between quality and price is most important, according to Mr. Frank Vermeiren....(read more)
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Laser Marking in the Food Industry
This butcher shop, headquartered in Marchtrenk, Austria, is a sausage manufacturer with attached restaurant. It is a direct supplier of numerous food stands. It also offers catering of cold plates,...(read more)
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Laser Technology for Model-Making
Projektdesign Holzhammer from the Austrian state of Tirol produces a variety of items for model railways: display cases, boxes or cabinets for presentation purposes or to lay out model sets. Whether...(read more)
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High Energy Harmonic Separators (.pdf)
Second, third, fourth, and fifth harmonic generation at 532, 355, 266, and 213nm form a very important part of Nd:YAG laser technology....(read more)
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Scanning Lenses and Systems (.pdf)
Laser scanning systems using galvanometer mirrors or rotating polygons require special scanning lenses to create flat (planar) imaging fields. Although standard scanning lenses provide the flat field,...(read more)
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Ultrafast Laser Mirrors (.pdf)
CVI has been providing researchers with optics optimized for femtosecond operation for over a decade. Now CVI offers dispersion control mirrors, which include the LGVD and the TNM2, to reduce pulse...(read more)
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Using Etalons (.pdf)
CVI is one of the world's largest etalon manufacturers. The etalons are most commonly used as line-narrowing elements in narrowband laser cavities, and as bandwidth limited and coarse tuning elements...(read more)
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Using Large Wedge Windows (.pdf)
Large wedge windows are laser quality windows manufactured with wedges of 1?, 2?, or 3?. These larger wedges prevent interference by stray reflection, and have several applications in beam steering....(read more)
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High-Performance Wavelength-Locked Diode Lasers (.pdf)
Rapidly maturing industrial laser applications are placing ever-tighter constraints on spectral width and wavelength emission stability over varying operating temperatures of high power diode pump...(read more)
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Application Newsletter - Laser Marking Glass with a Co2 Laser, the SBM 1200M
Co2 lasers are an excellent method of laser marking and laser etching glass. They continue to replace inkjet and sandblast equipment in many glass-marking applications including automotive side glass,...(read more)
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Application Newsletter - Laser Marking Tools - What will they think of next?
Sawsalls are a favorite tool for those who like to quickly and easily cut through wood, plastics, metal, pipes and even wood with nails in it. Sawsalls are perfect for those hard to reach places, when...(read more)
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Application Newsletter-UID Marking Aluminum with the i-Series Fiber Laser
The Laser Photonics i-Series Fiber Laser was specifically designed for maintenance-free OEM applications. It's the most advanced, reliable, industrial grade Fiber Laser marking system available on the...(read more)
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Laser Trackers Shrink Aircraft-Sized Manufacturing Problems (.pdf)
Building aircraft has always been a struggle between the size of their components and the need to craft them carefully. More than any other device, airplanes epitomize the concept that "the devil is...(read more)
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Advantages of DPSS Technology
Use DPSS lasers rather than the old flashlamp technology and you can get thousands of hours of reliable output when they are run within their rated parameters. Other advantages of DPSS lasers include:...(read more)
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Application Newsletter - Laser Cutting Natural Leather
Blue leather with 3-mm thickness was marked and cut by a 10 watt CW CO2 laser with 3.75-inch focal length lens. The speed of 50 mm/sec was used for etching surface with one pass and the speed of 10...(read more)
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Application Newsletter - Medical Device Marking with the FiberTower™
A stainless steel medical device part was marked using a 20Watt Fiber Laser Marking System. The part, for a medical saw, was marked with a single line, narrow font for speed purposes and a bold font...(read more)
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Food Processing Equipment Manufacturers Cutting Production Steps with Fiber Laser Systems
As demand increases in the food processing machinery industry, so does the need to use technology to find more efficient ways to manufacture the processing machines. Most of the equipment for the food...(read more)
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Laser Diode Principles (.pdf)
A number of questions and misconceptions surround the laser diode. Are all laser diode specifications identical? Do single-mode diodes always operate as single-mode? What effect does temperature...(read more)
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Automated Control of Amplified Pulse Duration Using the Dazzler™ / DazScope™ Solution (.pdf)
Pulse shaping systems are now widely used by the ultrafast laser community for applications ranging from coherent control to multi-photon microscopy. Of particular interest is the ability to directly...(read more)
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Computer Controlled Variable Attenuator for Lasers (.pdf)
This application note describes a closed loop computer controlled variable attenuator (figure 1) for the control of output power of a laser. It is based on the combination of a 1/2 wave-plate and...(read more)
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Workstation for Laser Direct-Write Processing (.pdf)
Lasers exhibit a number of features that makes them unique sources of energy for several material processing methods. For example, they are indispensable tools for drilling, welding, and cutting in...(read more)
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Case Study: Fiber Laser vs CO2 Laser
Laser marking on stainless steel with a CO2 laser is very timely and messy process. Due to the reflective nature of the metal surface and the operational wavelength, CO2 laser systems require a laser...(read more)
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Fiber Laser Cutting Copper Application
Laser Photonics' application engineers received a customers' 4mm thick copper sample to be processed. Using the Titan Series 48™, Laser Photonics multipurpose fiber laser cutting machine...(read more)
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Lasers are your Key to Security
Taking simple precautions, like property marking, can help eliminate any invitation and opportunity for criminal activity. Marking your property not only makes it less attractive to thieves to steal...(read more)
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You Never Forget Your First Laser
Can you remember back in the days when you'd lose the radio stations signal when you passed under a bridge? What about having to get up and blow the dust off of the needle on the record player so it...(read more)
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74,924 Reasons to Upgrade Your CO2 Laser to a Fiber Laser
Laser Photonics is the largest fiber laser equipment manufacturer is the USA providing laser marking, cutting and engraving systems for a variety of industries, such as; aerospace, automotive,...(read more)
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Laser Beam Expander Theory (.pdf)
Perfect Gaussian Laser beams are often characterized by a parameter known as beam divergence. Divergence is the angular spreading of light waves as they propagate through space. Even a perfect...(read more)
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Bestform Laser Lens Theory (.pdf)
Simple focusing and collimating of laser light can often be accomplished by using a single lens element. However the focused spot size, energy intensity and image quality are all dependent on, not...(read more)
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The Apple Tree and the Apple-Picker
Convinced that 3D scanning is bound to technological limits? Persuaded that even the most committed must sometimes forfeit in the face of unworkable projects? Well...be prepared to have your beliefs...(read more)
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Single Longitudinal Mode Blue-Violet Laser Diode for Data Storage
Commercially available blue-violet diodes near 405 nm for Blue-ray and HD-DVD disks lase with multiple longitudinal modes and have thus a sub-millimeter coherence length. Optical data storage...(read more)
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Volume Holographic Grating Wavelength Stabilized Laser Diodes
The use of volume holographic gratings (VHGs) to stabilize lasers dates to the mid-1980s with 1.55 µm-semiconductor lasers. Accuwave Corporation followed by applying optical feedback to visible and...(read more)
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Wavelength Stabilization of HPDL Array - Fast Axis Collimation Optic with Integrated VHG
Volume holographic gratings (VHG) provide the capability of narrowing and stabilizing the wavelength of semiconductor lasers by forming an external cavity laser (ECL). The standard configuration of...(read more)
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Femtosecond and Nanosecond Laser Micromachining of Oxidized Multi-Walled Carbon Nanotube Doped Morthane
New and innovative polymer composite materials are being developed to meet the increasing mechanical, thermal, and electrical properties of materials within industries ranging from automotive to...(read more)
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Femtosecond Verses Nanosecond Laser Machining: Comparison of Induced Stress and Structural Changes in Silicon
Laser micromachining has proven to be a very successful tool for precision machining and microfabrication with applications in microelectronics, EMS, medical device, aerospace, biomedical, and defense...(read more)
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Winning the Battle Over Cancer
A patient had to undergo the surgical ablation of most of her nose, because of a skin cancer that had attacked her right nasal septum. Following the surgery, a cicatrization period had to be observed...(read more)
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Fiber Laser Technology is Proving that Bigger isn't Always Better
In major industrial manufacturing plants across the nation, one would feel like they are walking into a large metropolitan city with outdated equipment the size of small buildings. The norm around the...(read more)
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Manufacturers Have Found their Missing Link...
The LINK, from Laser Photonics, will help quicken production time while lowering manufacturing costs. This system can achieve a level of quality and detail that is unprecedented in the industry for...(read more)
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Smile! U.S. Dental Labs are Now Using Laser Technology
As more manufacturers are outsourcing production around the world it is important for everyone to recognize growing health concerns. Recent reports have announced high levels of lead in many products...(read more)
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An Unexpectedly Bright Idea
FOR several years after the invention of the laser, Charles Townes' colleagues teased him about its seeming irrelevance to the real world. They told him bluntly that it was "a solution looking for a...(read more)
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Laser Trackers
Many industries, including the automotive and aerospace industries, must precisely measure the three-dimensional features of large objects. An increasingly popular way to do this is with the laser...(read more)
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Analysis of the Heat Affected Zone of Marble and Limestone Tiles Cut By Laser
From time immemorial ornamental stones have been considered a noble material in building and construction. Traditionally, Portugal, among some other countries, is recognized for the high quality...(read more)
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Fiber Laser Cutting of Silicon
Silicon is widely used in a number of industries but primarily in solar cells and in semiconductor manufacture, with growing applications in jewelry and entertainment goods. In the majority of...(read more)
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Fiber Laser Cutting of Stents
The average power required for these small scale tube cutting applications is in most cases relatively low and is well within the power range of currently available fiber lasers. Certain specialist...(read more)
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Fiber Laser Cutting of Thin Stainless Steel
Detailed results on fiber laser cutting of thin sheet stainless steel are presented here for the first time. Not only are kerf widths very narrow but cuts also exhibit very low taper and recast layer...(read more)
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Fiber Laser Heating of Diamond Anvil Cells
The Diamond Anvil Cell (DAC) is a device used by scientists to exert extreme pressures on a material. A DAC, used at room temperature, can generate a pressure of up to 250kbar/25GPa. Research has...(read more)
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Fiber Laser Marking - Colour Marking
The use of lasers for colour marking is not new as the technique has been known for over 10 years. This technique was identified as a viable process for use on craft metal work and jewellery. However,...(read more)
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Fiber Laser Marking - Night and Day Mark
The Night and Day marking application, also known as paint removal, is a very demanding application in various industries such as in the design of a car's interior. Research is continuously carried...(read more)
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Fiber Laser Marking of Plastic
Laser marking is fundamentally different from ink printing, the traditional method of writing on plastics. Whereas direct ink printing puts an image on the surface of the plastic which can be removed...(read more)
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Fiber Laser Marking of Plastic: ABS
ABS, Acrylonitrile Butadiene Styrene, is a common thermoplastic used to make light, rigid, moulded products such as wall sockets, keyboards etc. Many industries use ABS in a wide range of products due...(read more)
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Fiber Laser Marking of Plastic: Polycarbonate
Polycarbonates are a particular group of thermoplastic polymers. They are easily worked, moulded, and thermoformed; as such, these plastics are very widely used in many modern industries. Their...(read more)
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Fiber Laser Welding of 0.5 mm Thick Stainless Steel
Fiber lasers are penetrating the precision laser processing market rapidly due to the many advantages of this type of laser; this is particularly true for precision laser welding. Most precision...(read more)
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Fiber Laser Welding of 100µm Thick Stainless Steel
Since the start of the laser industry high power CO2 lasers have been used for welding sheet steel and a great deal of information is available on this subject. However, welding very thin steel sheets...(read more)
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Fiber Laser Welding of Clear Plastics
Fiber lasers have now matured into exceptionally reliable and stable industrial tools. These lasers have unique capabilities that enable a wide range of high quality micro-machining processes; of...(read more)
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Fiber Laser Welding of Fuel Cells
Whilst there has been a noticeable rise in the adoption of alternative energy sources such as wind turbines and solar cells, one technology appears to be the future of power generation - fuel cells. A...(read more)
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High Contrast Fiber Laser Marking of Silicon Carbide
Silicon Carbide is a high temperature engineering ceramic that has impressive thermal properties; a high melting point, high thermal conductivity, high electric field breakdown strength and high...(read more)
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High Volume Laser Welding Applications
Fibre lasers have now matured into exceptionally reliable and stable industrial tools. The lasers have unique capabilities that enable improvements to a wide range of industrial processes. This report...(read more)
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Laser Ablation of Thermally Conducted Oxides
Transparent Conductive Oxides (TCO) are a group of thin films widely used for liquid crystal displays, flat panel displays, plasma displays, touch panels, electronic ink applications, organic...(read more)
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Laser Cutting and Welding of Copper (Cu) and Copper Alloys
Copper is a versatile material and one of the best known conductors of heat and electricity. It has many applications but its properties make it ideal for use in the electronics industry, for flexible...(read more)
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Laser Cutting Ceramics
Engineers and scientists are always engaged in producing better polymeric materials variety by manipulating the molecular structure that affects the final polymer produced. Manufacturers and...(read more)
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Laser Cutting Kapton
Kapton DuPont™ 75 micron thick DuPont™ Kapton® polyimide film has more than 40 years of proven performance as the material of choice in applications involving very high or very low...(read more)
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Laser Cutting Natural Stone
A unique mathematical model to simulate the process of cutting natural stones in rectilinear (straight line) path, by carbon dioxide (CO2) laser, was implemented in a personal computer. The...(read more)
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Laser Cutting of Tungsten
Tungsten is a very hard metal with great tensile strength and an extremely high melting point. It is often alloyed with other metals but in its purest form, it is commonly used in electronics...(read more)
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Laser Cutting Polymeric Plastics
To-day, almost in every endeavor of human existence we come across items made of plastic material. Over the past 50 years usage of polymeric (plastic) material (e.g. PVC, PE, PC PP etc.) throughout...(read more)
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Laser Cutting Thin, Rigid Flex Circuits with Fiber Lasers
Thin, rigid flex circuit is the type of material used for making a printed circuit board (PCB). It describes the board itself with no copper covering. The thin, rigid flex circuit material used in...(read more)
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Laser Machining Fiber-Reinforced Plastics
Fibre-reinforced plastic (FRP) is a composite structural material containing high-strength fibrous embedded reinforcements which develop mechanical properties greatly superior to the base polymer...(read more)
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Laser Marking Of Integrated Circuits
Integrated Circuits (ICs) represent a significant output of the semiconductor and electronics industries. The active electronic parts are encapsulated in an epoxy/resin based packages. These come in a...(read more)
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Laser Processing of Fine Wires in Medical Devices
As the medical industry continues to demand smaller and more intricate components and devices, so the challenge for manufacturing them increases. One specific aspect that has been successfully tackled...(read more)
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Laser Scribing of Ceramics
Alumina (also known as Aluminum Oxide, Al2O3) is an extremely good electrical insulator with fantastic thermal properties - for this reason it is often used in the electronics sector for thin film...(read more)
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Laser Scribing Thin Film Molybdenum for Photovoltaic Cells
The use of photovoltaic (PV) cells that harness the power of the sun to produce electricity is growing very rapidly. Although the majority of the production currently uses silicon in the range of...(read more)
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Laser Scribing Thin Silicon Nitride Films
Silicon dioxide and titanium dioxide have been used as AR coatings in solar cells but SiO has a low refractive index whereas TiO does not contribute to surface passivation. Silicon nitride is an...(read more)
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Laser Spot and Seam Welding of Titanium
Titanium is a light, strong metal, known for corrosion resistance and bio compatibility. It is widely used in the expanding implanted medical device market and equally popular in Aerospace and high...(read more)
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Laser Spot Welding of Copper
Copper is a versatile material and one of the best known conductors of heat and electricity. It has many applications but its properties make it ideal for use in the electronics industry, for flexible...(read more)
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Laser Spot Welding of Copper to Stainless Steel
Copper is typically the most challenging material to laser weld, welding it to a less expensive dissimilar material such as steel is doubly challenging. This work was done to demonstrate the...(read more)
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Laser Welding of Brachytherapy Seeds
Brachytherapy is a form of radiotherapy used to treat cancerous tumors. The technique involves implanting a 'seed' containing a small amount of radioactive material directly into or close to the...(read more)
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Laser Welding of Thermoplastics
Thermoplastics are plastic compounds which, in their final state as finished articles, are capable of being repeatedly softened by an increase of temperature and hardened by a decrease of temperature....(read more)
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Laser Welding Plastics Using a Fiber Laser
Fiber lasers have now matured into exceptionally reliable and stable industrial tools. These lasers have unique capabilities that enable a wide range of high quality micro-machining processes; of...(read more)
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Laser Wire Cutting
Conventional cutting of fine wires for the medical industry can produce sharp, angular damaged ends. A novel laser technique has been developed to separate wires such that well rounded ends are...(read more)
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Lasers Dismantling Concrete Structures
Scientists and engineers worldwide are increasingly focusing on finding newer more efficient, safer, economical and less cumbersome ways to decommission and dismantle increasing volumes of the nuclear...(read more)
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Lasers Utilized to Perform Controlled Mechanical Bending
Laser Forming (LF) involves the non-contact controlled bending of a metallic component with a laser. Over the past 30 years, laser technology has rapidly developed and diversified, replacing or...(read more)
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Microstructure Fabrication by Laser
Microfluidics devices have enjoyed great success in certain niche applications in the past few years - the most mature application being ink-jet printing, which uses orifices less than 100 micrometers...(read more)
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Rapid Prototyping - Rapid Manufacturing
A range of processes are now available that come under the general heading of Rapid manufacturing. These are also referred to as 'Layer manufacturing' or 'Solid freeform fabrication' (SFF) processes....(read more)
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Trends in Laser Research
An in-depth research study was conducted by H. Golnabi and M.H. Mahdieh in November 2004 at the Institute of Water and Energy, Sharif University of Technology, Tehran, and Physics Department, Iran...(read more)
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Advances in Resistance Welding Technology Offers Improved Weld Quality and Reliability for Battery Manufacturing
In the battery industry, the use of resistance welding for electrical connectivity and battery pack manufacture dates back many decades. The weld controls that provided the foundation for this market...(read more)
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Laser Marking Fundamentals
Lasers are the best solution for marking plastics, as many inks either have difficulty adhering to them or quickly wear away, and many labels simply will not stick. Other processes produce unclear...(read more)
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Laser- Material Interaction for Marking
Marking materials with lasers is becoming an increasingly accepted industrial process. Laser marking is a non-contact process that typically does not use expensive consumables. The mark can be changed...(read more)
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Laser Engraving Equipment - Features, Accessories and other Must-haves (.pdf)
Laser engraving systems have come a long way since their inception. Today's systems are faster, more powerful, have more features, and best of all, are more affordable than ever. If you're in the...(read more)
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Maintaining your Laser System: Regular Cleaning Makes for a Long Laser Life (.pdf)
As with most pieces of equipment, preventive maintenance is an important part of owning any CO2 laser engraving system. This month we'll discuss common maintenance techniques that will keep your laser...(read more)
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3 Steps to Better Laser Maintenance
Laser machine users know it, but often ignore it. Laser manufacturers swear by it, but often don't push it. It's maintenance, and it should be the watchword of anyone who owns and operates a laser....(read more)
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A Commitment to Quality
Aero Manufacturing is a 40-year-old, family-owned company specializing in the fabrication and machining of precision parts for the power generation and aerospace industries. The company had its...(read more)
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Combining 2-D and 3-D Laser Applications
Right now at least 4,000 laser job shops in the U.S. are competing in a "virtual" service market that continues to be characterized by downward pricing pressure. Practically speaking,...(read more)
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Expanding Upward and Outward
A sheet storage tower helps Watson Engineering's laser operations grow up It's elementary for Watson. If Watson Engineering wanted to keep up with its customers in the heavy-duty equipment...(read more)
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Family Business Grows with Laser Cutting
Auto-generating abstract. This may take a moment......(read more)
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Growing Gains with Laser
It took one phrase to change Jeff Adams' direction in manufacturing: "At some point in the future, this is all going to be done with lasers." Today he owns and operates Laser Precision...(read more)
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In Medical Manufacturing, Laser Makes the Cut
The manufacturing industry is cyclical, transitioning every few years from one hot market to the next. A company's success is dependant on its ability to evolve with those changes. The right...(read more)
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Key Factors to Consider When Choosing a Laser Cutting System
The marketplace is experiencing a quick shift toward laser cutting systems as manufacturers explore ways to stay competitive with foreign competition in today's U.S. economy. The most recent shift...(read more)
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Laser Facilitates Quicker, Thicker Cutting
Tornqvist, Inc., established in 1876, manufactures component parts for the industrial, architectural and pharmaceutical industries. Three years ago, the Wayne, New Jersey company moved into a new...(read more)
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Fundamentals of Lasers
The basic structure of any laser is based on an active medium (either a gas or semiconductor) contained between two reflectors. A laser's reflectors contain light by oscillating it through a medium...(read more)
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Tackling Laser Visibility
Our customers often ask us if a laser spot can be seen in their application. While such information can be a critical factor in anything from alignment to targeting applications, the answer to this...(read more)
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Using Laser Beam Expanders
Laser Beam expanders are designed to decrease the laser's beam spot size at large distances. There are two main types of beam expanders: Keplerian and Galilean. In its simplest form, the Galilean type...(read more)
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