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Fresnel Lenses: 1800 – Present
Fresnel Lenses: 1800 – Present
When visiting lighthouses built in the 19th century, you may notice a strange hive like glass cage around the lamp. These are the Fresnel lenses, originally designed by Augustin Fresnel*. At the time, ...
Laser Wire Strippers: Modern Technology and its Benefits
Laser Wire Strippers: Modern Technology and its Benefits
Wire stripping said simply, is the removal of insulation covering electrically conducting wires. But what is the most efficient and cost-effective way to go about doing it? Laser Wire Strippers are a ...
Solar Cell History and Milestones
Solar Cell History and Milestones
The history of solar power, its milestones as well as its future: these topics are a staple in the discussion on renewable energy. In today’s blog post we will discuss specifically just how far solar ...
Laser-Aided Additive Manufacturing by Machine Learning
Laser-Aided Additive Manufacturing by Machine Learning
Introduction to laser-aided additive manufacturing We usually use a powerful laser beam in laser-aided additive manufacturing (LAAM), also known as Laser Metal Deposition (LMD) or Directed Energy ...
Full-Penetration Laser Keyhole Welding with Deep Learning
Full-Penetration Laser Keyhole Welding with Deep Learning
Introduction Using the technique of keyhole laser welding, we can use very high beam intensities to process the material (please see this reference for the details of keyhole laser welding technique). Due ...
STED Microscopy: Turning Molecules Off And On
STED Microscopy: Turning Molecules Off And On
Stimulated emission depletion microscopy (STED) is a popular super-resolution microscopy technique that researchers use to magnify microscopic organic compounds and proteins. This method is superior to ...
Laser Drilling: Principles and Applications
Laser Drilling: Principles and Applications
Laser drilling has found many applications in precision machining, microelectronics, chip fabrication, tablet drilling, and dentistry. The high aspect ratio of this process and its non-contact nature ...
Disk Laser Welding of Thick Plates Using Machine Learning
Disk Laser Welding of Thick Plates Using Machine Learning
Introduction We frequently use disk laser welding in the manufacturing sector (e.g., see Figure 1). The laser beam interacts with the material to carry the welding energy, with the result that some of the ...
An Introduction to MEMS Technology
An Introduction to MEMS Technology
  Have you ever considered how small something could be? What would limit how small we can make things? How precise exactly is “ultra precision”? Today we will have an introduction into ...
HWG and PIR Fibers: CO2 Laser Beam Delivery Resolved
HWG and PIR Fibers: CO2 Laser Beam Delivery Resolved
Introduction In this article we will discuss the use of HWG and PIR fibers for CO2 and CO laser beam delivery. Since their invention over half a century ago, CO2 and CO lasers have attracted the attention ...