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SENSORS & DETECTORS WHITE PAPERS
Spectroscopy for Gas Analysis and SensingA variety of spectroscopic techniques are used in gas analysis and sensing – increasingly important fields – crucial in atmosphere monitoring, emission control, and industrial processes efficiency. They are implemented more and more often a mass scale to ensure the well-being of humanity and the environment around us. A thorough understanding of those techniques enables the development of modern, cost-effective and efficient gas analysis solutions, best suited to specific applications and...
Full-Field Hotspot Detection and High-Resolution Topographic Characterization of Post-CMP Wafers with 3D Optical ProfilingTraditional methods of post-CMP process evaluation have analytical limitations that, in light of tightening process control limits, do not meet the growing need for more accurate wafer surface characterization in semiconductor chip manufacturing....
Analysis of Metallic Impurities in Si Wafers Using Fully Automated VPD-ICP-MSThis work demonstrates the coupling of an IAS Expert_PS VPD (vapor phase decomposition) system with the Perkinelmer NexION® 5000 ICP-MS, delivering a fully automated, reliable solution for the determination of metallic impurities introduced during...
LIDAR: A Technology Overview and the Role of Diffuse Reflectance Targets in Testing & Calibrating Advanced Driver Assistance Systems (ADAS)LIDAR is a key enabling technology together with camera systems and other sensors in automation applications. This white paper instructs on the role of diffuse reflectance targets in testing and calibrating LIDAR systems used in consumer electronics...
Five Signs that a Photometry-Based Imaging System is the Right Choice for Your Inspection ApplicationPhotometric imaging solutions bridge the gap between machine vision systems and true human vision, offering consistent, quantifiable data for automated processes that matches the visual acuity of human inspectors. Learn the limitations of standard...
Fractional Pixel Method for Improved Pixel-Level Measurement and Correction (Demura) of High-Resolution DisplaysAs display resolutions increase, imaging systems are challenged to continue to provide accurate pixel-level measurements while applying increasingly limited relative imaging resolution during single-image analysis (necessary for production...
Methods for Measuring Display Defects and Mura as Correlated to Human Visual PerceptionHuman vision and perception are the ultimate determinants of display quality, however human judgment is variable, making it difficult to define and apply quantitatively in research or production environments. Traditional methods for automated defect...
Using Imaging Colorimeters to Correct OLED, MicroLED, and Other Emissive Displays for Production Efficiency and YieldsImaging colorimeters can improve OLED and microLED display production by ensuring visual quality of displays — measuring brightness and color uniformity at the pixel and subpixel level to correct poorly performing panels and safeguard manufacturing...
Light Changes Matter – with Optics, Lasers and SensorsJenoptik is a global OEM supplier of solutions and products based on photonics technologies with more than 25 years experience in the fields of optics, laser technology, digital imaging, opto-electronics and sensors. Our customers work in areas such...
SWIR Application - MicroscopyExplore how SWIR cameras, particularly NIT HiPe SenS, bring benefits for low light and long exposure time. Applications include Microscopy, Biomedical Imaging, and Semiconductor Inspection.
Measuring High Power LasersHigh-power laser beams deliver a lot of power into a small, precisely controlled space. Parameters that are not controlled can unexpectedly change what the process is doing and where. The way to prevent this is to monitor the relevant parameters of...
Maximum Measurable Power for Photodiode DetectorPhotodiodes are one of the most common detectors used for measuring optical power of a light source. However, the maximum power specification is an oversimplified representation that provides easy information for the user to decide which detector to...
Board Level Cameras: Solving Big Vision Challenges With a Small Vision SolutionThis document covers various reasons why board level cameras can make a difference in compact vision systems and embedded systems, applications for board level cameras, and explores some board level camera options available on the market today.
Thermal Imaging for Fever Detection in 2020Across industries, we are all looking for the right tools to help detect, slow, and eventually stop the virus. Beyond that, even resuming operations in any way will require demonstrating measures to protect the health and well-being of people in a...
Video Spectroscopy Meets Artificial IntelligenceHyperspectral imaging, the combination of spectral and spatial information, has enabled advances in fields as diverse as precision farming, machine vision, and biomedical imaging. Cubert’s most recent development, the hyperspectral light field...
IR Filters for Gas AnalysisThin film filters specially designed for infrared applications ranging from environmental monitoring, thermal imaging, medical, and power distribution. We offer high transmission, narrow and wide passbands, high rejection outside the passband, and...
Health and Sanitization through UV LightingWith increased awareness and necessity for rapid disinfection methods due to the current coronavirus pandemic, ultraviolet disinfection has become a viable method to achieve it. Determining the amount of UV energy the light source emits onto the...
LIGHTENING THE LOAD: How Photonics is Reducing our Environmental ImpactFour companies from the Luminate startup accelerator in Rochester, N.Y. are making major contributions to sustainability initiatives with emerging optics, photonics, and imaging (OPI) technologies. Their work is driving energy savings and better...
UVC Sensors to Monitor Ultraviolet Germicidal Irradiation (UVGI)The healthcare industry and front-line workers utilize UVC sensors and radiometers to aid in the process of disinfecting personal protective equipment (PPE) with Ultraviolet Germicidal Irradiation (UVGI). Solar Light Company, Inc. provides solutions...
Light-Emitting Diodes: A PrimerThis article will provide an overview of the LED operation and a brief look at the industry. Various types of LEDs, the corresponding wavelengths, materials used in their composition, and some applications for the specific lamps will also be...
Plastic Sorting Using Mid-IR Linear Detector ArrayThis paper explains how to use MID-IR linear detector array in sorting area. High performance optical sorting systems are the main application of multielement detectors. The detector line scans elements moving on the tape and allows their...
Alvium Sensor Shutter ModesThis brief application note describes the differences between the two sensor shutter modes in Allied Vision's Alvium Camera Series. Quickly learn which shutter mode is right for your application.
Benefits of Client-Server Systems for Quality Control with Vis-NIR SpectroscopyAnalyzer systems monitoring product quality can offer substantial advantages when organized in a client-server network compared to the more traditional local installation. This white paper presents different client-server setups and their benefits....
Multispectral Array Technology - Meeting New Space Economics and ObligationsFor over 40+ years, Materion Precision Optics (formerly Barr Associates) has been providing cutting edge multispectral arrays for high end government sponsored programs (Landsat, VIIRs, etc.). By working closely and collaborating with our customers...
Using Lighting To Optimize Camera PerformanceA rule of thumb in imaging is that there can never be too much light. A common problem is finding enough light to clearly image a subject. Utilizing light sources in an efficient and deliberate manner can address this problem by reducing the amount...
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