All Documents
Mon, Dec 30, 2024
Advantages of Using DDS (Direct Digital Synthesis) for Signal Generation
We are showing how multi-tone sinewaves produced by our DDS function can be used for fast frequency switching and fine frequency, phase, and amplitude control. It is a particularly useful feature in fields like communications, radar, medical, imaging, IMD testing, quantum and MIMO. Each DDS sine...
Spectrum Instrumentation Corp.
Thu, Dec 5, 2024
Raman and Photoluminescence Characterization of Gallium Nitride
Due to its favorable thermal and electrical properties, gallium nitride (GaN) is a semiconductor with the potential to replace silicon in small, high powered electrical devices. Manufactures of such devices must ensure mechanical and electrical homogeneity to prevent adverse performance. In this...
Edinburgh Instruments Ltd.
Mon, Nov 25, 2024
Compact Sub-50 fs Lasers for Time-Domain Kerr-Effect Spectroscopy
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 recently, OKE has been limited to the laboratory due to the unavailability of compact, commercially...
HUBNER Photonics GmbH
Wed, Nov 6, 2024
High Pressure Spectral and Time-Resolved Photoluminescence of Halide Perovskite Crystals with a Diamond Anvil Cell
This application note demonstrates spectral and time-resolved PL analysis of halide perovskites under high pressure using the RMS1000 and a diamond anvil cell. By studying perovskites in extreme conditions, researchers can unlock novel properties and applications. The Edinburgh Instruments RMS1000...
Edinburgh Instruments Ltd.
Tue, Oct 29, 2024
Custom Micro/Nano Structures
This data sheet describes our capabilities to fabricate master molds and manufacture low volume replications of custom micro and nano structures.
Himax IGI Precision Ltd.
Tue, Oct 29, 2024
Revolutionizing Black Plastic Sorting with the Specim FX50 MWIR Hyperspectral Camera
This white paper explores the capabilities of MWIR hyperspectral imaging (HSI), specifically the Specim FX50 camera, in effectively sorting black plastics—a challenge for traditional NIR-based systems due to carbon black pigments. Covering integration into industrial sorting systems, it provides...
Specim, Spectral Imaging Ltd.
Wed, Oct 23, 2024
Optical Meta-Surface Design
This whitepaper explores the design and application of meta-surfaces, a technology that offers revolutionary advancements in optics. By manipulating light waves at the nano-scale, meta-surfaces provide new pathways for miniaturization, functionalization, and optimization of optical systems....
PlanOpSim NV
Wed, Oct 9, 2024
Lambda 721 Optical Beam Combining System
The Lambda 721 is a revolutionary approach to an optical beam combining system. With up to 7 LED cubes arranged in an optimized configuration, this system is able to produce a broad array of spectral options with minimal loss of light output. The innovative approach to design allows researchers to...
Sutter Instrument Company
Mon, Oct 7, 2024
Differential Coherent Anti-Stokes Raman Scattering
In this white paper, we highlight how a team of scientists at Cardiff University used the unique broadband properties of the 5fs pulses generated by Laser Quantum’s venteon power to simultaneously undertake differential coherent anti-stokes Raman scattering (D-CARS), second harmonic generation...
Novanta Photonics, Precision Medicine & Manufacturing
Mon, Sep 30, 2024
Helios Y – Perfection in Luminance Measurement
The Helios Y sets a new standard for 2D luminance imaging. Its unique combination of a CMOS sensor with customized high-precision, ultra uniform Y filter delivers unmatched accuracy. To ensure precise measurements across the entire field of view, the Helios Y features a special lens design that...
Admesy BV
Thu, Sep 19, 2024
MTF Tester and Sample Under Test - Consequences of a Phase Coupled Optical System
MTF measurement usually comprises the optics under test and additional measurement or relay optics. The whitepaper from TRIOPTICS shows that the theoretical measurement error can increase significantly when using low-quality measuring optics which are not correctly optimized for MTF measurement.
TRIOPTICS GmbH
Tue, Sep 17, 2024
Forensic Analysis of Paint Using Raman Microscopy
Raman microscopy is a powerful technique for identifying the source of forensic samples, such as paint traces. It can differentiate samples that could be construed as having a common origin based on visual characteristics. A multiple-wavelength study highlighted the effects of resonance Raman...
Edinburgh Instruments Ltd.
Mon, Sep 16, 2024
Moving Towards a Safer and Greener Lab - FT-NIR Spectroscopy: an Eco-Friendly Alternative for your QA/QC
There is a rising demand for greener, more sustainable analytical methods that reduce the amount of CO2 released, cut down on solvent use, and decrease energy consumption. FT-NIR spectroscopy can address these concerns, and it stands out as an eco-friendly alternative to wet chemistry and...
Bruker Optics Inc.
Mon, Sep 16, 2024
Thickness Measurements of Opaque and Transparent Films or Coatings with WLI
Accurate control over film thickness and uniformity is essential for throughput and performance in the automotive, aerospace, semiconductor, medical, and research industries. The modern standard for 3D, non-contact measurements of surface topography and texture is white light interferometry (WLI),...
Bruker Nano Surfaces
Mon, Sep 16, 2024
Antireflection Coatings for Space Applications
Space can be a harsh environment for optical coatings. Optimax has successfully provided antireflection (AR) coatings for a wide range of space applications. This paper outlines the results of testing done to qualify Optimax AR coatings for Space.
Optimax Systems Inc.
Wed, Sep 11, 2024
Characterizing Surface Quality: Why Average Roughness (Ra) is not Enough
Quantification of surface finish is both complex and necessary. Despite surface topography being three-dimensional, the most established surface measurement parameter is average roughness (Ra), a two-dimensional parameter. Ra is easy to measure and can be compared with historical data, but does...
Bruker Nano Surfaces
Tue, Sep 10, 2024
Industrial Laser Monitoring System (ILMS)
The ILMS is designed for profiling focused, high-power industrial lasers. This system combines reimaging/magnification optics, a polarization preserving beam sampler, and a DataRay beam profiler to measure small beam waists which would otherwise damage a traditional profiling system. Magnification...
DataRay Inc.
Thu, Sep 5, 2024
Quick Guide to the Selection of CW Laser Optics
The maximum power of the continuous wave (CW) lasers on the market has been continuously growing, and has increased by almost a thousand times in just over a decade. Most of the manufacturers and users of such lasers are currently dealing with new challenges related to laser damage resistance and...
Alpine Research Optics
Sun, Sep 1, 2024
Methods of Imaging with Photoelastic Modulators
This paper highlights a range of options to utilize Photoelastic Modulators (PEMs) with imaging systems to generate full field polarimetric measurements. Due to the resonant nature of the polarization modulation, the change in polarization cannot be directly controlled and happens at the natural...
Hinds Instruments Inc.
Thu, Aug 29, 2024
High-Throughput Raman Process Monitoring of Downstream Protein Purification
Downstream processing refers to the recovery and purification of biosynthetic pharmaceutical products by chromatographic and filtration steps. High-Throughput Raman Spectroscopy is emerging as a real-time measurement technique for monitoring these processes, as it provides detailed molecular and...
Bruker Optics Inc.