Optics & Photonics News

COVER STORY

Mid-IR Spectroscopic Sensing

Nathalie Picqué and Theodor W. Hänsch

Advances in mid-IR light sources and spectrometers are spurring development of fast, powerful instruments to explore a range of scientific, industrial and biomedical problems.

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IMAGE OF THE WEEK

Ferrohydrodynamic Lens
Ferrohydrodynamic Lens

A ferrohydrodymainc lens, edge-lit with 36 alternating red, green and white LEDs around its circumference, creates a colorful pattern when acted on by a ring magnet on its surface. Note the artificial “black hole” in the center where light goes around but not in. 


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Latest News

Inexpensive, Simple Fabrication Method Poised to Expand Microlens Applications

12 June 2019
A growing number of applications, including smartphone cameras, depend on microlenses to boost performance. A newly developed technology, called la...

Inexpensive, Simple Fabrication Method Poised to Expand Microlens Applications

Adaptive Optics, Human-Guided Robot Learning Highlight OSA Imaging and Applied Optics Congress

05 June 2019
Plenary talks on the ongoing adaptive optics revolution and robot learning from human guidance will be among the highlights of the 2019 OSA Imaging...

Adaptive Optics, Human-Guided Robot Learning Highlight OSA Imaging and Applied Optics Congress

OSA Mourns the Loss of Dr. Patricia Bath, Ophthalmology Pioneer, Inventor and Role Model

05 June 2019
Dr. Patricia Bath, a pioneer in the field of ophthalmology and inventor of the laserphaco probe, has passed away at the age of 76.

OSA Mourns the Loss of Dr. Patricia Bath, Ophthalmology Pioneer, Inventor and Role Model

Aram V. Papoyan Named 2019 Advocate of Optics by OSA Board of Directors

04 June 2019
The Optical Society (OSA) Board of Directors is pleased to announce that Prof. Aram V. Papoyan, director of the Institute for Physical Research (IP...

Aram V. Papoyan Named 2019 Advocate of Optics by OSA Board of Directors

Sensitive New Laser Technique Detects Volatile Organic Compounds

03 June 2019
Researchers have developed a new way of operating miniature quantum cascade lasers (QCLs) to rapidly measure the absorption spectra of different or...

Sensitive New Laser Technique Detects Volatile Organic Compounds

OSA Publishing

Recently Published

Information theoretic analysis of hyperspectral imaging systems with applications to fluorescence microscopy

Biomedical Optics Express, Vol. 10 Issue 7, pp.3380-3403 (2019)
We present a general stochastic model for hyperspectral imaging data and derive analytical expressions for the Fisher information matrix for the un...

Real-time and high-precision interrogation of a linearly chirped fiber Bragg grating sensor array based on dispersive time delay and optical pulse compression

Optics Letters, Vol. 44 Issue 13, pp.3246-3249 (2019)
A novel technique to achieve real-time and high-precision interrogation of a linearly chirped fiber Bragg (LCFBG) grating sensor array based on dis...

Morphological and nonlinear optical properties of Al:InSe thin films

Optical Materials Express, Vol. 9 Issue 7, pp.2955-2963 (2019)
Herein, an Al:InSe thin film is designed and synthesized by the direct current-radio frequency sputtering method. The obtained Al:InSe films posses...

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