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The Advantages and Applications of the Mach-Zehnder Interferometer

The Mach–Zehnder interferometer is a simple highly configurable device used for demonstrating interference by division of amplitude.

1 Aug 2014

Fresnel vs Fraunhoffer Diffraction

Diffraction is the slight bending of light as it travels around the edges of an object/slit or after passing through an opening.

1 Aug 2014

Fresnel's Wave Theory of Light

During the late 17th century, scientists were embroiled in a debate about the fundamental nature of light – whether it was a particle or wave. Sir Isaac Newton was a strong advocate of the theory that light was made of particles known as “corpuscles”.

From Pittcon 31 Jul 2014

General Relativity - Embedding Light at the Heart of Cosmology

Einstein's general theory of relativity supports standard cosmological models quite successfully. However, when volumes, energy densities and distances approach the Planck scale, general relativity breaks down.

From Pittcon 25 Jul 2014

Enhanced-Resolution Microscopy – An Introduction to AcuityXR Technology

AcuityXR™ from Bruker is an innovative optical surface profiler measurement capability, which enables 3D optical surface profilers to surpass the optical diffraction limit.

From Bruker Nano Surfaces and Metrology 23 Jul 2014

Pechan Prism: Definition and Working Principle

Pechan prisms comprise two air-spaced components, and have the ability to revert (flip horizontally) or invert (flip vertically) an image, depending upon it's orientation. It can be used in convergent, divergent and parallel light.

18 Jul 2014

Using Thermal Infrared Multispectral for the Imaging of Minerals

Multispectral imaging involves acquisition of multiple images of the same scene utilizing different spectral filters, representing a great compromise between hyperspectral imaging and broadband imaging.

From Telops Inc. 15 Jul 2014

Rapid Infrared Multi-Spectral Signature Analysis

The MS-IR FAST infrared cameras enable spectral signature analysis by splitting the scene signal into eight different spectral bands instead of only one broadband image.

From Telops Inc. 15 Jul 2014

FAST-IR Series Infrared Cameras

The FAST-IR Series from Telops consists of the fastest infrared cameras available on the market, making them suitable in the analysis of dynamic events.

From Telops Inc. 15 Jul 2014