Reference Articles 1 - 100 of 102
-
MEMS sensors play role in LED lighting revolution
From: Mouser Electronics, Inc.Description: LED lighting system costs can be reduced with good control circuit design and component selection. ...
-
Guide to Choosing the Right Light
From: Streamlight, Inc.Description: If you ask yourself a few basic questions and answer based on the information provided here - you can choose a light that will serve you well for a long, long time. ...
-
Safety Ratings Explained
From: Streamlight, Inc.Description: When selecting a flashlight, make sure it carries the proper approval ratings. Choosing the correct light for your application requires a thorough understanding of your working environment, and a ...
-
Green Energy and CAST Lighting
From: Cast Lighting LLCDescription: There is an ever-increasing demand for energy-efficient lighting and for lighting that addresses other environmental concerns. For this reason, lighting manufacturers have responded in varying degrees ...
-
Miniature X-Ray Tubes Utilizing Carbon-Nano Tube Based Cold Cathodes
From: MOXTEK, Inc.Description: The electron field-emission properties of carbon nanotubes enable the fabrication of cold cathodes for a variety of vacuum device applications. The utilization of these cathodes is an attractive ...
-
Machine Vision Adds Capacity, Safety to Road 'Well-Traveled'
Description: Ambient light has been a challenge for machine vision cameras and systems, which had their genesis in the more controlled environments of the industrial production floor. "The most common solution is ...
-
Star Ceilings 101
Description: How they work, basic components and installation options ...
-
FOOD INSPECTION: Automated system inspects dates at high speed
Description: Because the surfaces of the dates vary in both topology and color, even and uniform white lighting is needed to illuminate them. Four MB-DL406 MetaBright diffuse dome lights 4 in. in diameter from ...
-
Color Quality of Light
From: J.W. Speaker CorporationDescription: The same strawberry looks vastly different under different lighting conditions (daylight on the left, light where the red wavelengths have been filtered out on the right) The Kelvin Scale is used to ...
-
Electromagnetic Interference
From: J.W. Speaker CorporationDescription: Whether you're an engineer at an original equipment manufacturer (OEM) looking to specify lights for a new vehicle, or an end-user looking to replace some lights on your vehicle, electromagnetic ...
-
Infrared Lighting
From: J.W. Speaker CorporationDescription: Infrared light is defined as the band of invisible light found between microwaves and visible light on the electromagnetic spectrum (see the illustration below). Because it is invisible to the naked ...
-
Lighting Terminology
From: J.W. Speaker CorporationDescription: The world of lighting has undergone many changes in the last century. The up-side of this is that we now enjoy some of the brightest, longest-lasting, and most efficient lighting options the world has ...
-
Raw vs. Effective Lumens
From: J.W. Speaker CorporationDescription: LED lamp output values (Lumens) can vary dramatically depending on which values are being quoted. The following information may assist selecting the right product for the right application. There are ...
-
Why Upgrade to LED?
From: J.W. Speaker CorporationDescription: Of the five human senses, sight accounts for 90% of a driverâ s ability to react to oncoming hazards and dangerous road conditions. This being the case, it stands to reason that headlights are one of ...
-
Lighting the Way with LEDs
From: Mouser Electronics, Inc.Description: As the holidays close reality starts to set in. Bills are being delivered, not only for the presents that were purchased, but for power usage during the month of December. The holidays are a time to ...
-
Color Machine Vision Goes Beyond the Visible
Description: he use of color cameras in machine vision applications used to be limited in part by limits to handing the amount of data a color camera could produce, particularly three-chip cameras compared to ...
-
LEDs Line Up to Illuminate Web Inspections
Description: Inspecting products such as paper, aluminum, and textiles during the manufacturing process is one of the most challenging tasks for any machine-vision system designer. ...
-
What is Color Temperature?
From: All-Spec IndustriesDescription: One important factor is the color temperature of the light around your workspace. Having the correct color temperature for your task lighting helps reduce eye strain as well as ensure that you see ...
-
UV Curing of Adhesives
Description: Lumen Dynamics is a global leader in the design, manufacture, and marketing of light-based delivery systems. Our focus is within the following market applications: Lumen Dynamics Group Inc. is ...
-
The Truth About Lumen Ratings
From: J.W. Speaker CorporationDescription: If you've ever researched LED lighting, it's almost certain you've crossed paths with the term "lumen." Lumens, quite simply, are the standard unit of measure used to describe light output. And, ...
-
AUTOMOTIVE PARTS MANUFACTURING: Machine-vision system sorts aluminum car wheels
Description: The Sensor Control system uses a 36-in.- diameter white LED dome light from Metaphase Technologies (Bensalem, PA, USA) placed directly above the conveyor. As the wheels traverse the conveyor, a ...
-
Quality Kegs: Vision system combines FireWire cameras and software to provide 360° inspection of beer kegs
Description: The illumination sources are on all the time, eliminating the need for timing and control signals to the lights; however, the reflective surfaces of the cylindrical mini-kegs required special lighting ...
-
VISION-GUIDED ROBOTICS: Sophisticated software speeds automotive assembly
Description: The anvil is fitted with two MetaWhite ExoLight LEDs from Metaphase (Bensalem, PA, USA) that provide illumination for a TXG06-I7, 776 × 582-pixel GigE camera from Baumer (Radeberg, Germany) mounted ...
-
Incandescent A19 Lighting Legislation
Description: The U.S. Department of Energy has announced new energy-efficiency legislation that will impact the manufacture of incandescent light bulbs, linear and U-shaped fluorescent lamps, and PAR lamps. For ...
-
Comparative Field-Test
Description: In an independent comparison of OBB's Lamp Housing with elliptical reflector vs. a competitor's condenser (lens/reflector) housing, a 100 watt Hg lamp was mounted in the OBB Lamp Housing, and a 350 ...
-
Comparison of diode-side-pumped
From: StellarNet, Inc.Description: Nd:YAG and Nd:YAP slab crystal in the form of triangle with the Brewster-angle-cut polished input faces was used as an active medium for diode-side-pumped laser. A horizontal projection of the active ...
-
Fluorescent Illumination with High
From: StellarNet, Inc.Description: We investigated the effects of fluorescent illumination with a high red-to-far-red ratio (R:FR) on the resistance of cucumber (Cucumis sativus) seedlings to powderymildew fungus (Sphaerotheca ...
-
HIGH POWER UV AND VUV PULSED EXCILAMPS
From: StellarNet, Inc.Description: Emission characteristics of a nanosecond discharge in inert gases and its halo- genides without preionization of the gap from an auxiliary source have been investigated. A volume discharge, initiated ...
-
Spectroscopic Diagnostics of an Atmospheric Microwave Plasma
From: StellarNet, Inc.Description: A 1.5 kW, 2.45 GHz microwave sustained plasma in a flowing sample of stack exhaust gas has been shown in recent DOE/EPA testing to be an accurate monitor of trace hazardous metals (in the part per ...
-
The effect of metal halide and novel green cathode
From: StellarNet, Inc.Description: Abstract High-intensity constant lighting is routinely used for photoperiod manipulation in the aquaculture industry in order to prevent early maturation. The potential welfare impacts of this ...
-
Eight Tips for Optimal Machine Vision Lighting (.pdf)
Description: This white paper provides tips on choosing the optimal lighting solution for a machine vision application. Proper lighting is critical to the success of a machine vision application and should be the ...
-
Visible laser light & eye color sensitivity
From: Power Technology, Inc.Description: The typical human eye can detect lightwaves that range from red to violet. We sense these lightwaves as color, violet being the shortest wavelength and red the longest. In fact, red waves are ...
-
5 Tips for Buying LED Lighting
From: LED Lighting SolutionsDescription: LED Lighting is not like usual lighting products. Learn before you Buy. ...
-
Case Study: Century Aluminum Saves Thousands with Upgrade to Dialight Vigilant™ Series LED Obstruction Lights
From: Dialight Corp.Description: With an operating capacity of 244,000 tonnes per year, Century Aluminum's Hawesville, KY primary aluminum smelter has been in operation since 1969. The original 400-foot chimney stack featured an ...
-
Helpful Tips For Selecting The Right Lighting Solution (.pdf)
Description: The goal is to select a lighting technique that creates the highest possible contrast between the feature of interest and its surroundings. ...
-
LED Lighting Case Study (.pdf)
From: LED Lighting SolutionsDescription: A luxury hotel in South-West England decided to replace the 35W halogen downlights in the corridors, bedrooms and lobby areas with our replacement GU10 lamps which consume only 3.7W each, in an effort ...
-
LED Lighting for Hazardous Locations (.pdf)
From: Appleton ElectricDescription: Light-emitting diodes are not a particularly new technology. Affordable LEDs have been available since the late 1960s. From then until now, the technology has steadily progressed in terms of ...
-
Germicidal Eliminates Coliform Bacteria on the Production Line (.pdf)
From: Steril-Aire, Inc.Description: Learn how Washington Potatoe is using UVC germicidal tumbling drums to eliminate coliform bacteria on the line and improving product quality and shelf-life. ...
-
How Do Utilities Save Energy? With "UVC for HVAC"! (.pdf)
From: Steril-Aire, Inc.Description: Learn how building owners and facilities managers are reducing energy consumption and spiraling power costs...straight from a utility company! ...
-
UVC Keeps Out Unwanted Condo Resident: Mold (.pdf)
From: Steril-Aire, Inc.Description: Learn how a condominimum complex (two 40 story towers) used Steril-Aire UVC to restore existing HVAC systems, saving money and ongoing maintenance costs..... ...
-
UVC Lights Keep Hospital Cool, Efficient (.pdf)
From: Steril-Aire, Inc.Description: Working with Rio Filter Supply Co. of Harlingen, Texas, Molano first learned that high-output ultraviolet-C band (UVC) devices have become a popular addition to new and existing HVAC systems because ...
-
UVC: Florida Hospital Puts HVAC Maintenance Under a New Light (.pdf)
From: Steril-Aire, Inc.Description: Florida Hospital has found germicidal UVC in the AHUs reduces or eliminates coil cleaning programs, yielding on-going energy savings, a reduction in HVAC system maintenance, and the elimination of ...
-
Derating LEDs
From: Marktech OptoelectronicsDescription: Toshiba technical data for LED lamp usually shows the permissible current values against temperature. Refer to this information when planning a new design. ...
-
LED Lamp Selection
From: Marktech OptoelectronicsDescription: LED lamps emit different colors (wavelengths) depending on the materials they are made of. LED lamps based on public standards, for example, LED lamps for specialized traffic signals or automotive ...
-
LED Lamp Soldering
From: Marktech OptoelectronicsDescription: Since the transparent resin has a low softening temperature (glass transition temperature), carefully control the temperature when soldering. The following precautions should be observed when ...
-
Precautions for Lead-Type Radial Taping
From: Marktech OptoelectronicsDescription: LED lamps are sold either loose or tape products. For mounting by hand, loose products are generally used, whereas tape products are required for automatic mounting. ...
-
Precautions for using LED Lamps
From: Marktech OptoelectronicsDescription: The characteristics of a LED lamp change according to the chip temperature (Tj: the temperature of the junction emitting the light). ...
-
Reliability Of LEDs
From: Marktech OptoelectronicsDescription: As mentioned earlier, the luminous intensity of LED lamps characteristically declines slowly with use. Select LED lamps according to the level of reliability require in the equipment in which they ...
-
Static Lighting and Dynamic Lighting
From: Marktech OptoelectronicsDescription: A LED can be lit using one of two methods: the static lighting method, in which a constant current is input continually over time, and the dynamic lighting method in which current is fed in continuous ...
-
Visible LEDs Application Notes
From: Marktech OptoelectronicsDescription: The features of LED lamps become clear by comparison with tungsten filament incandescent lamps and discharge tubes in their light emitting mechanisms and structures. ...
-
What are LED Lamps?
From: Marktech OptoelectronicsDescription: LEDs are compound semiconductor devices. Their optical wavelength depends on the elements and the ratio between them. ...
-
Avago Technologies: Reliable LEDs for Automotive Grade Optocouplers (.pdf)
From: NewarkDescription: One of the key enablers for optocouplers to handle automotive grade 1 applications is the use of very high performance LEDs. The LED light output dropping by less than 0.2%/°C, aids in achieving high ...
-
Controlling Consumers' Expectations of LED Lighting: Why Dimming is So Important
Description: Controlling consumers' expectations of LED lighting: why dimming is so important Manufacturers of LED lighting products need to consider the control options for their products and understand the ...
-
I-35W bridge LED lighting Described in DOE Gateway Report
Description: I-35W bridge LED lighting described in DOE Gateway report 28 Aug 2009 The latest report from the DOE's Gateway program looks at the first installation of LED lighting on a major interstate ...
-
Shedding Light on Machine Vision (.pdf)
Description: To understand how important the right light can be for machine vision, try a simple experiment. Take a magazine outside on a sunny day and open it. The pages are easy to read. Tilt the magazine, ...
-
Quantum Dot Glossary
Description: Quantum Dot Glossary includes common terms and deep description of terms and definitions (and links to further information) in the Quantum Dot / Nanocrystal industry... ...
-
Case Study - Light Butler: An Integrated Lighting System
From: Mars InternationalDescription: While working on a home lighting project, Alan Butler found a need for a lighting control device that combined a digital timer, motion detector, photo sensor and dimmer in one compact package. ...
-
Lighting Techniques for Great Photo-Realistic Rendering
From: Ashlar-VellumDescription: Rendering is all about simulating the real world as much as possible. If you are rendering something sitting on your table, think about everything that is going on in the room. What is around the ...
-
Safely Lighting Hazardous Environments (.pdf)
From: Appleton ElectricDescription: Lighting fixtures play a critical role in the safe, efficient and productive operation of any industrial facility or production process. Darkened, enclosed and round-the-clock operations rely on them ...
-
Silicone Lenses for LEDs Resist UV and High-Temperature Operation
Description: Over the years, various materials have been used for optics attached closely to the LED chip, beginning with epoxy used directly for the housing of the well-known 5mm LEDs, for example. Today, ...
-
PICDIM Lamp Dimmer for the PIC12C508
Description: The PIC12CXXX family of devices adds a new twist to the 8-bit microcontroller market by introducing for the first time fully functional microcontrollers in an eight pin package. These parts are not ...
-
Complementary LED Drive
Description: Light Emitting Diodes, or LED's, are discrete components able to produce light when a current passes through them. Most microcontroller designs use one or more LED's. This application highlights the ...
-
Fundamentals of the Infrared Physical Layer
Description: Infrared light, commonly referred to as "IR", is a common, easy-to-use, low power and low-cost media to transmit information. Among the few "wireless" communication choices, IR has the significant ...
-
Efficiently Powering Nine White LEDs with the MCP1650
Description: The number of applications that utilize white LEDs has steadily increased due to the increased usage of Liquid Crystal Displays (LCDs) in automotive and cellular telephone displays, PDAs, handheld ...
-
Human Interface Device (HID) Tutorials
From: Silicon LabsDescription: This application note applies to all Silicon Labs USB MCUs. The Human Interface Device (HID) class specification allows designers to create USB-based devices and applications without the need for ...
-
Thermal Design Considerations for High-Power Single-Chip LEDs
Description: With advanced high-power packaging technology, large-area chips offer a number of advantages over arrays, according to Bob Karlicek, John Graff and Dave Sciabica.For general illumination, conventional ...
-
Essentials of Designing Efficient Luminaires with LEDs
Description: A systems-level approach for LED luminaire design is required to achieve all the expected benefits of solid-state lighting. Gerry Negley and Antony van de Ven of LED Lighting Fixtures, Inc. explain. ...
-
Design Considerations in Using the Inverter Gate Driver Optocouplers for Variable Speed Motor Drives - White Paper (.pdf)
From: Avago TechnologiesDescription: Inverter Gate Driver optocouplers are ideally suited for IGBT and MOSFET applications for variable speed motor drives. Their high output peak currents coupled with high voltage safety standards ...
-
Mitigation Methods for Parasitic Turn-on Effect Due to Miller Capacitor - White Paper
From: Avago TechnologiesDescription: One of the common problems faced when switching an IGBT is parasitic turn-on due to Miller capacitor. This effect is noticeable in single supply gate driver (0 to +15V). Due to this gate-collector ...
-
Reflective Color Sensing with Avago Technologies' RGB Color Sensor - White Paper
From: Avago TechnologiesDescription: Reflective color sensing is typically realized through photodiodes with multiple illuminant or photodiodes coated with color filters with single illuminant. This paper presents the concept of ...
-
Driving Dright solutions For Automotive LED Lighting Challenges
From: Melexis, Inc.Description: Light-emitting diodes (LED) lighting opens a new world of styling, comfort and user-customization choices. These design opportunities are rapidly increasing the use of LEDs in cars. There are several ...
-
LEDs Allow Attractive and Stylish Auto Interior Lighting; Part 1
From: Melexis, Inc.Description: Auto interior light quality should be as attractive as possible. Here are several ideas and applications of different techniques for using LEDs for interior illumination--and the pitfalls of poor ...
-
LEDs Allow Attractive and Stylish Auto Interior Lighting; Part 2
From: Melexis, Inc.Description: Auto interior light quality should be as attractive as possible. Here are several ideas and applications of different techniques for using LEDs for interior illumination--and the pitfalls of poor ...
-
Simultaneous XRD/XRF with low-power X-Ray tubes
From: MOXTEK, Inc.Description: A test bench instrument constructed at Moxtek, Inc. is capable of simultaneously capturing x-ray diffraction (XRD) and x-ray fluorescence (XRF) information using a charge-coupled device (CCD) as the ...
-
Illumination Guide
From: Aven Inc.Description: This guide is designed to help aid in identification of the appropriate lighting geometry, as well as be used as a discussion and learning tool. ...
-
Cold Cathode Fluorescent Lamps (CCFLs)
Description: Much attention has been given to the development of inverters to power Cold Cathode Fluorescent Lamps (CCFLs) to achieve high efficiency in portable products. CCFLs are found in an array of consumer, ...
-
Understanding Cold Cathode Fluorescent Lamps (CCFL'S)
Description: Portable devices predominately use a liquid crystal display (LCD) to convey information to the user. It is important to efficiently backlight the LCD, for which cold cathode fluorescent lamps (CCFLs) ...
-
Improvements in Low Power, End-Window, Transmission-Target X-Ray Tubes
From: MOXTEK, Inc.Description: End-window transmission-target X-ray tubes are designed for very close anode-to-sample coupling for compact portable XRF instruments. Several recent improvements have been achieved to make these tubes ...
-
Photochemical Sterilization
From: Xenon CorporationDescription: Chemical bond dissociation induced by light occurs when a photon's wavelength dependent quantum energy is equal to or greater than the energy of the molecular bond upon which it is incident. ...
-
0.25mm Blue Leadframe-Based Surface Mount ChipLED
From: Avago TechnologiesDescription: The HSMR-CL25 series of parts is designed with an ultra small form factor to allow this miniaturization. The HSMR-CL25 series is the thinnest available top emitting package in the market with high ...
-
Mini-D2T & CHEM2000 (ISS-UV-VIS) Lamp Replacement
From: Ocean Optics, Inc.Description: The Mini-D2T and CHEM2000 ISS-UV-VIS light sources emit ultraviolet and visible light at approximately 200-1100nm. The lamp for these light sources has a lifetime of 800 to 1000 hours of standard use ...
-
PX2 Pulsed Xenon Lamp Stability
From: Ocean Optics, Inc.Description: Several factors determine the effective stability of the PX-2 Pulsed Xenon Lamp (i.e., rep rate, fiber diameter, time frame, wavelength, etc.). This document addresses the more common modes of ...
-
USB-ADP-PX2 Serial Adapter
From: Ocean Optics, Inc.Description: The USB-ADP-PX2 Serial Adapter is used with either the USB2000 or the HR2000 Spectrometer when connecting the spectrometer to an Ocean Optics PX-2 Pulsed Xenon Light Source. 1. Install the USB-ADP-PX2 ...
-
Pulsed UV Treatment for Sanitization and Sterilization
From: Xenon CorporationDescription: Chemical bond dissociation induced by light occurs when a photon's wavelength dependent quantum energy is equal to or greater than the energy of the molecular bond upon which it is incident. ...
-
Case Study - Semiconductor Industry
From: Navitar, Inc.Description: Development of an illumination solution that allows for long working distance inspection of semiconductor die before they are picked and placed onto gel or reel packaging. Illumination needed to be ...
-
Schottky Diode Voltage Doubler - App Note
From: Avago TechnologiesDescription: Diode detectors may be combined in various ways to produce higher output voltages than would be produced by a single diode. This note describes a microwave circuit that combines the detected output of ...
-
Blackbody Spectral Intensity
From: Helioworks, Inc.
-
Mounting Dimensions for TO-8 Sized Packages with Gold-Plated Parabolic Reflectors
From: Helioworks, Inc.
-
Information Code on Ceramic Ends
From: Heraeus Noblelight, LLC
-
Interdependance of Output, Wavelength, Filament Temperature and Voltage
From: Heraeus Noblelight, LLC
-
Percent of Rated Voltage vs. Emitter Lifetime
From: Heraeus Noblelight, LLC
-
Pulsed UV Light Systems in Clean Room Isolators
From: Xenon CorporationDescription: Pharmaceutical and medical device companies are increasingly manufacturing their products in clean rooms equipped with two types of enhanced clean room devices. One device is the simple hood or flow ...
-
Pulsed UV Curing For Blue Laser Media
From: Xenon CorporationDescription: Next-generation media offer clear benefits over previous formats, but their production is more arduous. In particular, bonding and curing for Blu-ray Disc (BD) and HD DVD (HD) formats become more ...
-
Achieving Faster DVD Cure Time with Pulsed UV
From: Xenon CorporationDescription: An important advantage of pulsed UV light curing systems in Optical Disc applications is the ability to deliver high peak UV energy in short pulses, at low substrate temperatures. This results in the ...
-
Effective Technology for Blu-ray and HD Disc Process Development
From: Xenon CorporationDescription: Before a mercury lamp can convert electrical energy to light, the liquid mercury must be converted to a gas. To accomplish this conversion, the lamp needs to be elevated in temperature. The quantum ...
-
Task Lighting Design Guide
From: Moffatt Products, Inc.
-
Correction Methods for Semiconductor Laser Diodes
From: Power Technology, Inc.Description: A laser diode naturally produces a beam that is divergent, elliptical, and astigmatic. A variety of optical procedures are available to correct for these deficiencies, procedures that enable a laser ...
-
Design / Installation Notes: Shortwave Emitters (.pdf)
From: Heraeus Noblelight, LLCDescription: The peak wavelength of shortwave emitters lies within the region of 0.9 and 1.6 microns on the infrared spectrum. This corresponds to a source temperature between 2800° and 5300°F. Shortwave infrared ...
-
Engineering Aspects of Radiation Theory (.pdf)
From: Heraeus Noblelight, LLCDescription: All bodies above zero temperature (-273°C) emit infrared radiation in the form of waves which pass through space and are partly absorbed by bodies they strike. This radiation forms a part of the ...
-
Laser Resources
From: Edmund Optics Inc.
- Page
- 1
- 2
