Photonics/​Optics

New Products: September 2022 Photonics & Imaging Insider

High-Speed InGaAs Photodiodes

OSI Optoelectronics (Hawthorne, CA) has introduced infrared-sensitive, pigtail-packaged High-Speed InGaAs Photodiodes with active areas of 75...

Meta Optical Elements

The size and complexity of lens systems can be reduced through flat optics that are based on pioneering meta optical elements (MOEs).

New Products: September 2022 Photonics & Imaging Technology

The new products in September 2022.

Metalens for Virtual and Augmented Reality

The millimeter-sized flat lens can be used in wearable displays for virtual reality, which requires compact, lightweight, and cost-effective components.

Breakthrough Lightweight AR Eyeglasses

With AR eyeglasses, the screen of a mobile device can be transitioned to the lens of a pair of eyeglasses. The problem with that is that even though the technology has been around for a while, the...

Shaping Light Enables 2D Microscopes to Capture 4D Data

Super temporal resolution microscopy allows imaging of fluorescent molecules 20 times faster than traditional lab cameras normally allow. A general method has been developed to let a...

Shaping Light with a Dynamically Tunable Smart Lens

The importance of optical image quality and the trend toward thinner smart-phones have pushed manufacturers to increase the number of cameras in order to provide cellphones with better...

Compact Laser Source Detects Pollution

A middle infrared light source can detect greenhouse and other gases as well as molecules in a person’s breath. The compact system, which resembles a tiny suitcase, contains just two parts: a standard...

Optical De-Multiplexing Method for QKD Encryption

Classical laser communication gimbals are coupled to 105um multimodal receiving fibers for the high-power transmission of data, fine pointing, and tracking. These fibers cannot be used in...

Challenges of Coating Aspheric Lenses

Aspheric lenses let optical system designers improve resolution, reduce the number of lens elements required, and increase system light throughput. Their complex, non-spherical surfaces correct for more...

Tiny Optical Elements Could Replace Traditional Refractive Lenses

Researchers have developed tiny optical elements from metal nanoparticles and a polymer that could replace traditional refractive lenses to realize portable imaging systems...

New Family of Glass for Lens Applications

A new composition of germanosili-cate glass created by adding zinc oxide has properties good for lens applications. The new family of zinc germanosilicate glass has a high refractive index comparable...

New Optical Component Used to Create AR/VR Headsets and Eyewear

Consumers are looking for augmented reality/virtual reality (AR/VR) glasses that are compact and easy to wear, delivering high-quality imagery with socially acceptable optics...

Flexible Imaging Device

3D micro-printing was used to develop this small, flexible scope for looking inside blood vessels.

Visualizing Value at the Speed of Light

See how hyperspectral imaging adds value to food inspection systems.

New Products: March 2022 Photonics & Imaging Technology

Spectrometers, digital microscopes, high-speed imaging, and more.

Multi-Shot Lensless Camera

The camera could have uses in faster disease diagnosis and thinner cellphones.

SPIE Photonics West 2022: Reality Versus Virtual Reality

There are some things you just can't do at a virtual trade show. Editor Bruce A. Bennett walks the floor at SPIE Photonics West.

SPIE Photonics West 2022 Preview

The main Photonics West exhibition opens on Tuesday, January 25.

Multispectral Imaging, Detection, and Active Reflectance (MiDAR)

This is a novel remote sensing instrument with myriad applications.

2021 OEM Photonics & Imaging Directory

See top suppliers and manufacturers in over 20 categories, including high-speed cameras, sensors, and optical components.

NASA’s Webb Will Join Forces with Event Horizon Telescope to Reveal Milky Way’s Supermassive Black Hole

On isolated mountaintops across the planet, scientists await word that tonight is the night. The complex coordination between...

Designing Advanced IR Optical Assemblies for UAVs

Unmanned aircraft present a range of optics challenges.

New Products: November 2021 Photonics & Imaging Technology

Infrared lens testers, fiber optic transceivers, spectral radiometers, and more.

New “Metalens” Shifts Focus Without Tilting or Moving

The design may enable miniature zoom lenses for drones, cellphones, or night-vision goggles.

Optical Coating Exhibits the Same Color in Reflection and Transmission

Fano Resonance Optical Coatings (FROCs) can both transmit and reflect the same color simultaneously.

Tiny Diamond Mirrors Could Smooth Out Already Revolutionary X-Ray Lasers

Twelve years ago, physicists turned on the first x-ray laser, and since then it and several others around the world have proved themselves revolutionary probes of...