Photonics & Imaging

Find the latest developments in Photonics & Imaging essential to both Commercial & Government applications. Get expert solutions for imaging systems, machine vision, visualization software, human machines (HMIs), plus advances in infrared cameras and display monitoring.

Whispering-gallery-mode (WGM) optical resonators of a type now under development are designed to support few well-defined waveguide modes. In the simplest case, a resonator of this type would...

Briefs: Photonics/Optics
Electrically Tunable Terahertz Quantum-Cascade Lasers

Improved quantum-cascade lasers (QCLs) are being developed as electrically tunable sources of radiation in the far infrared spectral region, especially in the frequency range of 2 to 5 THz. (Heretofore, the wavelengths of QCLs have been adjusted by changing temperatures, but not by changing...

Indium gallium arsenide, or InGaAs, is an alloy of gallium arsenide and indium arsenide. In a more general sense, it belongs to the InGaAsP quaternary system that consists of...

Partial reflectors in interferometers and polarization-sensitive devices (beam splitters used in reverse) such as beam-splitting cubes are common examples of systems that combine two...

Briefs: Software
Optics Program Modified for Multithreaded Parallel Computing

A powerful high-performance computer program for simulating and analyzing adaptive and controlled optical systems has been developed by modifying the serial version of the Modeling and Analysis for Controlled Optical Systems (MACOS) program to impart capabilities for multithreaded...

An apparatus denoted a laser image contrast enhancement system (LICES) increases the contrast with which one can view a target glowing with blackbody radiation (a white-hot object)...

Briefs: Photonics/Optics
Dual-Laser-Pulse Ignition

A dual-pulse laser (DPL) technique has been demonstrated for generating laser-induced sparks (LIS) to ignite fuels. The technique was originally intended to be applied to the ignition of rocket propellants, but may also be applicable to ignition in terrestrial settings in which electric igniters may not be suitable....

Silicon waveguides have strong light confinement properties due to a very high index core (silicon, refractive index ~3.5) material surrounded by a much lower index glass (silica,...

Products: Photonics/Optics
Product of the Month: Broadband Mirror

Semrock (Rochester, NY) offers the ultra-broadband MaxMirror in a 2-in. (50.4 mm) diameter version. According to the manufacturers, the 2-in. mirror is designed for use in imaging systems or for the...

Products: Photonics/Optics
Field Spectroradiometer

The FieldSpec 3 field spectroradiometer from Analytical Spectral Devices (Boulder, CO) offers Ethernet and wireless connectivity for remote data collection of up to 150 feet away in addition to built-in diagnostics,...

Products: Photonics/Optics
Ti:Sapphire Laser

Spectra-Physics’ (Mountain View, CA) newest addition to the Mai Tai Ti:Sapphire laser product line delivers more than 2.5 W of average power and is now available with a 700-1020 nm tuning range. The laser is fully...

Products: Photonics/Optics
Medical CCD Camera

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
Optical Modeling Software

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...

Products: Photonics/Optics
Material-Testing Tribometers

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...

Products: Photonics/Optics
Infrared Camera

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...

Products: Photonics/Optics
Solid State Laser

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...

Products: Photonics/Optics
Fiber Pump Laser

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...

Products: Photonics/Optics
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
Fiber Laser Design Software

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...

Products: Photonics/Optics
Progressive Scan Camera

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...

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...

Internal heating is a key issue for vertical cavity surface emitting lasers (VCSELs), a semiconductor micro laser diode that emits light in a cylindrical...

A hyperspectral imaging system of high spectral and spatial resolution that incorporates several innovative features has been developed to incorporate a focal-plane scanner (U.S. Patent 6,166,373)....

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...

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...

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...

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"...

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