Keyword: Exterior lighting

Articles: Photonics/Optics
The marking provides easy-to-see legends on plastic buttons under widely varying illumination conditions.
Articles: Materials

The critical angle lens reflector has commercial applications that supersede ordinary mirrored reflectors. The physics of the critical angle lens reflector are based on the optics...

Articles: Transportation

The task of creating a streetlamp optical system has changed over the last 20 years and due to this change, so has optical design software. Let’s compare the task of...

Briefs: Photonics/Optics
Apparatus and Method for a Light Direction Sensor

This invention, developed at NASA's Goddard Space Flight Center, was originally conceived as a high-accuracy, high-sensitivity, bi-axial Sun angle sensor, but has also been proposed for applications involving the general field of precisely measuring the direction in which light travels toward the...

Products: Lighting

EVT (Karlsruhe, Germany) presents a new light controller for difficult lighting situations. The Eye-MIO Light controller can be connected to sys tems with RS232, USB and Ethernet. EyeMIO Light is suitable for almost any...

Briefs: Information Technology
Exploration Visualization Environment

The Exploration Visualization Environment (EVE) is a graphical environment for the visualization, analysis, and simulation of engineering data, specializing in aerospace and aeronautic concepts. EVE is based on the history and successful application of the Synergistic Engineering Environment (SEE) and...

Briefs: Lighting

Crystals form the basis for the penetrating icy blue glare of car headlights and now they could be fundamental to the future in solar energy...

Research News: Automotive

Crash risks while driving at night are higher than during the daytime, but most roadways in the U.S. do not have roadway lighting. In fact, many state and local governments find...

Products: Lighting

Littelfuse, Inc. (Chicago, IL) has developed a new line of open LED protectors optimized to provide superior protection against open LEDs. The PLED6M Series LED protector is designed to provide a switching electronic...

Articles: Lighting

LED lighting technology has the potential to lower energy consumption and reduce maintenance costs on outdoor installations such as area lighting and parking lights, street lights and...

Products: Lighting

Osram Opto Semiconductors (Sunnyvale, CA) has built an Automotive Signal LED Selector, a new Webbased smart phone app for designers of exterior automotive lighting. Available for the iPhone, Android, Blackberry OS, or other...

Articles: Lighting Technology

As light-emitting diodes (LEDs) find their way into more outdoor applications, they are at higher risk for electrostatic discharge (ESD) and other electrical transients. High-brightness (HB) LEDs...

Research News: Lighting

A Rensselaer research team led by Christian Wetzel, a professor of physics, etched a nanoscale pattern at the interface between a light-emitting diode’s (LED) sapphire base and the...

Articles: Lighting Technology

Partly due to rising environmental concerns and the increasing cost of energy, the industrialized world is now replacing billions of conventional incandescent light fixtures. While a significant...

Articles: Energy

It is in the headlines worldwide. Cities, states, and countries around the globe are transitioning away from traditional lighting and towards newer technologies such as high-power LEDs for...

Articles: Photonics/Optics

In August 2007, Cree’s management made a bold decision to replace the existing fluorescent lighting technology at its Durham, NC facility with new energy-saving, environmentally friendly LED lighting...

Application Briefs: Imaging

The U.S. military has employed infrared vision technology for years. But it has only been the past several years that thermal imaging, or infrared, technology has been made commonly...

Briefs: Physical Sciences

Holographic glass light-shaping diffusers (GLSDs) are optical components for use in special-purpose illumination systems (see figure). When properly positioned with respect to lamps and areas...

Briefs: Photonics/Optics

The beamviewer is an optical device designed to be attached to a charge-coupled-device (CCD) image detector for measuring the spatial distribution of intensity of a beam of light (the...

Briefs: Photonics/Optics

Variable shadow screens have been proposed for reducing the apparent brightnesses of very bright light sources relative to other sources within the fields of view of diverse imaging optical...

Briefs: Photonics/Optics

Next-generation thermal load sensors, or combo sensors, optimize climate control and lighting in "intelligent automobiles," thereby enhancing the comfort and safety of drivers and passengers....

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