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Photonics Media White Papers

A growing collection of white papers, application notes, and data sheets written by industry thought leaders covering the latest in photonics technology including optics, lasers, imaging, sensors, detectors, spectroscopy, fiber optics, biophotonics, and more.

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Thu, Dec 8, 2022Sub 50 Femtosecond Pulse Lasers for Gentler Multiphoton Microscopy
Finding the ideal ultra-fast laser source for a multiphoton imaging setup is not trivial. It is a fine balance between peak power, pulse energy and laser wavelength. In this white paper we show that the use of sub 50 fs pulsed lasers produces very bright multiphoton and higher-order harmonics...
HUBNER Photonics GmbH

Fri, Dec 2, 2022Innovating the Tunable Light Source - How the Tunable Laser System is Applied in Fluorescence Microscopy
The market for the tunable light source is ever expanding due to its uses in countless fields, such as the inspection industry, machine visioning, and a wide range of optical experiments. Spectrolight Inc. has recently announced the Tunable Laser System (TLS), a groundbreaking tunable pulsed laser...

Tue, Nov 29, 2022C-RED 2 Lite: Temperature Stabilized SWIR Imaging
C-RED 2 Lite is a 640 x 512 stabilized SWIR camera running at 600 FPS full frame. The camera design optimizes temperature management and enables precise sensor stabilization despite environmental fluctuations. This, in turn, opens the door to quantitative applications such as laser beam profiling,...
First Light Imaging SAS

Tue, Nov 29, 2022Bridging the Terahertz Gap with Simulation Software
Technologies that leverage terahertz radiation have potential to be used in areas such as imaging, security, nondestructive testing, and quality assurance. However, these exciting technological possibilities are largely underused and untapped due to the hybrid nature of the terahertz spectrum,...

Mon, Nov 28, 2022Transmission Grating-Based Spectrometers
In this white paper, we have reviewed two generic, compact spectrometer designs based on transmission diffraction gratings, and described the distinct benefits that such spectrometers have over traditional reflection grating-based spectrometers. Hopefully, this paper will open your eyes to the fact...
Ibsen Photonics A/S

Mon, Nov 21, 2022Principles of Scanning Nitrogen-Vacancy Magnetometry Explained
Scanning nitrogen-vacancy (NV) magnetometry is a measurement technique that combines scanned probe microscopy (SPM) with optically detected magnetic resonance (ODMR) to image magnetic field distribution with high spatial resolution (<50 nm). This technique advances our understanding of the physics...
Mad City Labs Inc.

Fri, Nov 18, 2022Edge Learning
Easy to use edge learning makes AI powered solutions accessible to everyone – beginners and experts alike. Processing takes place directly on the vision system and it can be set up in minutes without any additional technical expertise. Simplify defect detection, assembly verification,...
Cognex Corp.

Wed, Oct 26, 2022Methods 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.

Wed, Oct 19, 2022Positioning at the Nanoscale (and Below): Trust in Proven Performance
Through a deep knowledge of sensing technologies, technically adept personnel, and experience across applications as diverse as astronomy to live cell imaging, Mad City Labs helps our customers develop cost-effective and high-performance solutions. This white paper describes how our...
Mad City Labs Inc.

Wed, Oct 19, 2022Multiphoton Imaging of Mouse Intestine
Two-photon excited fluorescence (2PEF) and second harmonic generation (SHG) are complementary multiphoton imaging techniques for studying biological samples. Both utilise femtosecond pulsed infrared excitation light to generate shorter wavelength light to image samples but operate via different...
Edinburgh Instruments Ltd.

Tue, Oct 4, 2022Product Development Strategies for Electro-Optical Systems
This whitepaper looks at the unique challenges associated with optical systems by exploring two extremes, an ultra-high precision instrument, and a low-cost consumer product, and the different approaches necessary for a successful product design and launch.
Optikos Corporation

Thu, Sep 29, 2022Narrow Linewidth Lasers for Brillouin Light Scattering Spectroscopy
Nonlinear spectroscopy technologies have proven their potential as powerful tools in material sciences. Raman spectroscopy is today without a doubt among one of the most standard material characterization methods for analysis of crystalline materials. As magnetic materials gain increased importance...
HUBNER Photonics GmbH

Thu, Sep 29, 20221653-nm Laser Diode Module for Methane Gas Detection
1653-nm laser diode in a compact fiber-coupled or window package with output power up to 20 mW for the detection of methane concentration in mines, urban integrated pipe galleries, buildings, and households.
QPC Lasers Inc.

Thu, Sep 29, 2022Improving the Efficiency of Monte Carlo Raytracing using Importance Sampling
Monte Carlo raytracing algorithms have long been used in optical design and analysis software. A limitation of the Monte Carlo method is that low probability events or ray paths may be undersampled. In this paper we will look at using Importance Sampling to improve the results in undersampled ray...
Lambda Research Corp.

Mon, Sep 26, 2022Properties and Applications of Sapphire
Sapphire is a tough optical material resistant to chemicals, scratching, and high pressure in many diverse environments and has exceptional transparency. Frequently it is the combination of two, or more, of its properties that make sapphire the only material available to solve complex engineering...
Meller Optics Inc.

Wed, Sep 21, 2022Whisky Analysis by Raman Spectroscopy
Raman spectroscopy is an analytical technique which can be used both quantitatively and qualitatively. This application note details the quantitative use of Raman spectroscopy to determine ethanol content in samples of whisky. Qualitatively, Raman spectroscopy can also be used for whisky analysis...
Edinburgh Instruments Ltd.

Mon, Sep 19, 2022Advantages of VPH Gratings
The term 'diffraction grating' often brings to mind a surface relief grating, with ruled lines and a delicate surface. A transmission grating, however, opens up many new options for the optical designer. In this tech note, we consider one special type: volume phase holographic (VPH) gratings. With...
Wasatch Photonics Inc.

Mon, Sep 12, 2022Ingenuity + Instrumentation: Creating a Novel 4D Microscopy Method
Tracking particles at the micro or nanoscale is inherently difficult due to the complexity of the systems studied, as well as the technical challenges: a blend of instrument design, photonics, modeling, and imaging. The Welsher Lab at Duke University, seeking to understand how viruses navigate the...
Mad City Labs Inc.

Mon, Sep 12, 2022Advances in Multi-Axis Motion Control for Ultra-Fast Laser Material Processing
Progress in Laser Processing stems from advances in laser technology as well as the high-performance motion control and automation system directing the beam and/or moving the parts to be processed quickly and precisely to the exact location at the exact time. Speed and timing are crucial for the...
PI (Physik Instrumente) LP, Motion Control, Air Bearings, Piezo Mechanics

Fri, Sep 2, 2022Antireflection 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.

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