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Process improvement via power conditioning

01.02.2013 - Laser+Photonik 01/2013

Quality control of precision optics can be performed without having to worry about power surges and outages....
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Backside-illuminated CMOS image sensors deliver higher sensitivity

13.11.2012 - Photonik international /2012

Backside-illuminated CMOS image sensors possess higher sensitivity in a broader spectrum than mainstream image sensors using frontside illumination. This article explores...
[ read more ] | [ deutsche Version lesen ] 

Distributed fibre-optic temperature and strain measurement with extremely high spatial resolution

13.11.2012 - Photonik international /2012

"Scanning the Rayleigh scattering along a length of optical fibre enables a distributed sensor system where every point along the fibre acts as a sensor. This novel metho...
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This technical articel is also under the category: Fibre optics and Optical Communication

Chiral photonic metamaterials – polarization control by nanostructuring

13.11.2012 - Photonik international /2012

Artificial photonic metamaterials consist mainly of exotically shaped metallic nanostructures. By tailored design of their geometrical parameters, they can enhance optica...
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This technical articel is also under the category: Manufacturing of Optics

Prototyping illumination systems with stock optical components

13.11.2012 - Photonik international /2012

In most imaging system designs, development efforts focus on the imaging optics. But illumination can be an equally important factor in the success of such systems. The p...
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This technical articel is also under the category: Incoherent Light Sources

Multi-gigahertz high-power femtosecond semiconductor disk lasers

13.11.2012 - Photonik international /2012

Optically pumped semiconductor disk lasers (VECSELs) combine the advantages of solid state lasers and conventional semiconductor lasers. Modelocked by a semiconductor sat...
[ read more ] | [ deutsche Version lesen ] 

Coupling ray tracers with custom software

13.11.2012 - Photonik international /2012

Optical system design is based in most cases on ray tracing using commercially available software packages. Graphical user interfaces enable standard tasks in a simple an...
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This technical articel is also under the category: Manufacturing of Optics

Laser-based terahertz generation & applications

13.11.2012 - Photonik international /2012

"Superior to alternative methods, optoelectronic techniques propel terahertz applications out of the lab and into the real world. One physical effect involves two laser b...
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This technical articel is also under the category: Laser Technology

Femtosecond laser micromachining for plastic lab-on-a-chip

13.11.2012 - Photonik international /2012

Rapid prototyping of lab-on-chip devices is accomplished using femtosecond laser micromachining techniques. Direct laser ablation allows fabrication of microfluidic chann...
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This technical articel is also under the category: Optical Components

Optical freeform surfaces: an overview

13.11.2012 - Photonik international /2012

Optical freeform surfaces have great potential for optical systems, particularly in the area of miniaturizing sub-assemblies. Unlike aspherical lens elements, however, op...
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This technical articel is also under the category: Optical Components

Replicating diffractive optical elements in synthetic quartz glass using the sol-gel-process

13.11.2012 - Photonik international /2012

When manufacturing macroscopic monolithic quartz glass products using an established sol-gel-process, the question arises about the minimum size surface structures that c...
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This technical articel is also under the category: Optical Components

Asymmetric fused fibre coupler consisting of different single-mode glass fibres

13.11.2012 - Photonik international /2012

Fused fibre couplers either combine or separate optical signals of different wavelength in telecommunications, laser development, and biomedical optics. Here, we report o...
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This technical articel is also under the category: Laser Sources

Deeper imaging

01.10.2012 - Laser+Photonik 05/2012

Turnkey, tunable femtosecond sources continue to evolve to match the demand for deeper imaging in live tissue and to support multimodal imaging with a user-friendly laser...
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Polarization-maintaining fiber optics for fluorescence microscopy

01.10.2012 - Laser+Photonik 05/2012

Many methods in biophotonics require laser light over a broad spectral range. RGBV fiber optics combined with an AOTF allows closed, stable and compact systems to be set ...
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Position measurement to the highest degree

01.10.2012 - Laser+Photonik 05/2012

Optical encoders based on vision sensors offer unprecedented accuracy and reliability. By processing the image of a shadow cast by a code plate onto an image sensor the a...
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The color of light

01.10.2012 - Laser+Photonik 05/2012

LED systems requiring stringent color coordinate accuracy demand sensor-based control. Color sensors enable the individual LEDs to be controlled according to chromaticity...
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Video acquisition without compromise

01.10.2012 - Laser+Photonik 05/2012

The latest in advanced digital video recording systems from IO Industries feature reliable direct-to-disk recording capabilities using solid-state media in a small and ru...
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Don't be afraid of ghosts!

01.08.2012 - Laser+Photonik 04/2012

High precision, automatic and reliable: How automatic goniometers with intelligent measured data analysis and a sophisticated hardware setup are overcoming the traditiona...
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High performance fibers at the limit

01.08.2012 - Laser+Photonik 04/2012

Because of the increasingly stringent requirements for fibers in high performance applications, the Business Unit Fiber Optics of the Leoni Group and the German BAM Feder...
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MPO/MTP connectors - a flawed design?

01.08.2012 - Laser+Photonik 04/2012

Many users believe that MPO connectors have a flawed design due to their ferrules. However, since the new ?IEEE 802.3ba? standard was adopted in June 2010, it has been cl...
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