Stories
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Products: Photonics/Optics
Designed for medical applications, the TrueFrame FT50M CCD image sensor from DALSA (Waterloo, ON, Canada) comes in a 1k × 1k-pixel array with 5.6 × 5.6-μm square pixels. Combined with high linear dynamic range of 67 dB,...
Products: Photonics/Optics
Refractive Index Elastomer
(Carpinteria, CA) offers Lightspan LSR-9562-30, a two-part, high-viscosity elastomer designed for injection molding of clear silicone parts, or as a potting and encapsulating compound because of its glob-top-like consistency. LSR-9562-30 is designed to protect electronic components and assemblies against shock, vibration,...
Products: Photonics/Optics
Optiwave Systems’ (Ottawa, ON, Canada) OptiFDTD 6.0 optical design software for passive and nonlinear photonic components brings Finite-Difference Time-Domain modeling and simulation to photonics and bio-photonics...
Products: Photonics/Optics
Micro Photonics (Irvine, CA) has introduced the Standard Pin-On-Disk and High Load Tribometers. Developed for high-temperature operations, high loads, and high rotational speeds up to 6000 rpm, the tribometer is...
Products: Photonics/Optics
The fourth generation of Cedip Infrared Systems’ (Croissy, Beaubourg, France) JADE IR cameras includes enhanced sensitivity (< 20 mK), faster frame rate, and a new windowing mode. The frame rate can be changed with a step...
Products: Photonics/Optics
The Kyma line of solid state lasers from Melles Griot (Carlsbad, CA) offers improved stability and performance by requiring fewer parts than diode pumped solid state (DPSS) lasers. Kyma technology supports wavelengths from...
Products: Photonics/Optics
Bookham (San Jose, CA) has introduced a high-power, uncooled multimode pump laser module for fiber laser pumping that combines high power with high reliability and stable performance. The new multimode pump laser module offers...
Products: Lighting
LED Chips
(Durham, NC) has released two new LED chips: the MegaBright 290 Gen 2 and the RazerThin 230. The MegaBright 290 Gen 2, a high-brightness chip, is 30 percent brighter and uses 8 percent less power than the chip it replaces. This new chip is targeted for digital camera, camera phone flash, and LCD backlighting applications, where brightness...
Products: Photonics/Optics
Liekki Application Designer v3.0 from Liekki (Way Gambrills, MD) is a simulation and design software environment for fiber lasers and amplifiers with new transient analysis capability. Liekki’s v3.0 provide the...
Products: Photonics/Optics
JAI’s (San Jose, CA) CV-A436 machine vision camera uses the latest generation of VGA resolution progressive scan 1⁄3-in. imager that allows the compact head size of 17 mm (diameter) and 46 mm (length). The head is...
Briefs: Test & Measurement
Portable Airborne Laser System Measures Forest-Canopy Height
The Portable Airborne Laser System (PALS) is a combination of laser ranging, video imaging, positioning, and data-processing subsystems designed for measuring the heights of forest canopies along linear transects from tens to thousands of kilometers long. Unlike prior laser ranging...
Briefs: Photonics/Optics
Integrated circuits that exploit optical flow to sense motions of computer mice on or near surfaces (“optical mouse chips”) are used as navigation sensors in a class of small flying robots now...
Products: Photonics/Optics
A standalone, handheld, through-wall radar unit is under development to provide three-dimensional feedback on the location and movement of people inside buildings. Applications include military and...
Briefs: Software
Internal heating is a key issue for vertical cavity surface emitting lasers (VCSELs), a semiconductor micro laser diode that emits light in a cylindrical...
Briefs: Photonics/Optics
Optical-Electrical-Optical (OEO) wavelength translation (WT) based on small-form-factor pluggable (SFP) transceivers is meeting with increased...
Briefs: Materials
Bare fiber measurements are common in optical component manufacturing before the device under test (DUT) is connectorized and final tested. Insertion loss and polarization dependent...
Briefs: Physical Sciences
A two-photon fluorescence microscope has been developed for the study of biophysical phenomena. Two-photon microscopy is a novel form of laser-based scanning microscopy that enables...
Briefs: Photonics/Optics
An advanced computer code is undergoing development for numerically simulating laser cooling and trapping of large numbers of atoms. The code is expected to be useful in...
Briefs: Photonics/Optics
Flight-control and navigation systems inspired by the structure and function of the visual system and brain of insects have been proposed for a class of developmental miniature robotic...
Briefs: Photonics/Optics
A tool has been developed for the special purpose of inserting the terminus of an optical fiber in a cable connector that conforms to NASA Specification SSQ-21635. What prompted the...
Briefs: Photonics/Optics
A multilayer dielectric device has been fabricated as a prototype of a low-loss, low-distortion, transmissive optical phase modulator that would provide as much as a full cycle of...
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
Second-Generation Multi-Angle Imaging Spectroradiometer
A report discusses an early phase in the development of the MISR-2 C, a second, improved version of the Multi-angle Imaging Spectro Radiometer (MISR), which has been in orbit around the Earth aboard NASA's Terra spacecraft since 1999. Like the MISR, the MISR-2 would contain a "pushbroom" array...
Briefs: Photonics/Optics
A design concept for a proposed airborne or spaceborne free-space optical-communication terminal provides for simultaneous reception of signals from multiple other...
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
An improved method of fabrication of Bragg gratings in optical fibers combines the best features of two prior methods: one that involves the use of a phase mask and one that involves...
Briefs: Photonics/Optics
Spaceborne Infrared Atmospheric Sounder
A report describes the development of the spaceborne infrared atmospheric sounder (SIRAS)—a spectral imaging instrument, suitable for observing the atmosphere of the Earth from a spacecraft, that utilizes four spectrometers to cover the wavelength range of 12 to 15.4 µm with a spectral resolution that...
Briefs: Photonics/Optics
Infrared (IR) detectors characterized by a combination of (1) high-quantum-efficiency photoexcitation of inter-valence-subband transitions of charge carriers and (2) high-mobility...
Briefs: Photonics/Optics
Optoelectronic pattern-recognition systems (optical encoders)for measuring positions of objects of interest at temperatures well below or well above room temperature are undergoing...
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