Category Photonics

Laser directed energy weapons technology breakthroughs enable them to be deployed on Trucks, Warships and Airplanes

laserweapons

The Laser Directed Energy Weapons (DEWs) offer a transformational ‘game changer’ to counter asymmetric and disruptive threats, while facing increasingly sophisticated traditional challenges. Laser technology provides major advantages for military applications over kinetic weapons due to High precision and rapid…...

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Augmented reality displays moving towards smart contact lenses to enable vision of invisible computing

Smart glasses refer to wearable computing devices that add information to what the user sees. These devices function in a way similar to mobile phones and tablets and have the ability of processing and implementing various programs and applications. A…...

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Quantum cascade laser (QCL) critical component for standoff chemical warfare agent detection and Direct Infrared Countermeasure (DIRCM) systems

QCl

The quantum cascade laser is a special kind of semiconductor laser, usually emitting in the mid- and long-wave infrared bands. Such a laser operates on laser transitions not between different electronic bands but on intersubband transitions of a semiconductor structure.  Their…...

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Distributed optical fiber sensors (DOFS) are superb for infrastructure and earthquake monitoring

DOFSsensors scaled

The fiber optic sensors also called as optical fiber sensors use optical fiber or sensing element.  These Sensors can measure a large variety of parameters, such as temperature, pressure, strain, refractive index, vibrations, displacements, bending, loading, and liquid level or…...

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Photonic ADCs have removed the bottlenecks of bandwidth limitations and timing jitter of electronic analog-to-digital converter (ADC)

photonic ADC

The performance of digital receivers used in modern military radar, communication, and surveillance systems is often limited by the performance of the analog-to-digital converter (ADC) used to digitize the received signal. Ultrafast ADCs are critical in military applications such as…...

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Militaries looking for anti-laser weapon defences as laser DEW threats to airline pilots, soldiers and military vehicles is rising

laserdamage

Laser attacks targeting pilots and air crews are a major concern across the world with most attacks reported to take place during take-off and landing. According to figures from the US Federal Aviation Authority, there were 6,753 laser illuminations reported in…...

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DARPA is developing curved infrared focal plane arrays FPAs to improve optical performance and widen field of view while reducing system size of military imagers

FPA

Smartphone camera technology is growing in leaps and bounds in the past couple of years and continues to be a major point to differentiate their products. The commercial development of curved image sensors is one of the biggest advance in…...

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DARPA’s thrust on Bio-Inspired Photonics

bioinspiredphotonics

Nature provides many examples of optical structures whose properties arise from an intricate morphology. The brilliant colors seen in butterfly wings, beetle carapaces, and peacock feathers, for example, are due in large part to their complex structure, says DARPA. These…...

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Next generation precision strike missiles carry Intelligent Missile IIR Seekers for High hit probability against stationary and moving targets

IIRseeker

In recent years, precision guided weapons play more and more important role in modern war. One of the greatest strengths of a precision strike missile is a reduction in the number of weapons or aircraft sorties required to destroy a…...

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Polarization-based imaging systems or cameras enhance machine vision, autonomous vehicle navigation, facial recognition, and military target detection

polarization sensitive camera

Humans view the intensity of light as the various colors of the spectrum. Characteristics of light include amplitude (intensity), frequency (color), polarization, and coherence. The human eye has cone cells, that correspond reflected light from objects into colors which range…...

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