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  • An Introduction to Optical Metrology
    Article - 29 Oct 2024
    In precision engineering, optical metrology is essential for non-contact measurement, employing light-based methods for accurate analysis across industries like electronics, manufacturing, and...
  • Assisting Gas Detection with Fiber Optics
    Article - 3 Jan 2019
    In this article, we explore how gas sensing and optical fibers meet and can be used to detect gaseous molecules.
  • CMOS Image Sensors in Optical Microscopy
    Article - 24 Sep 2018
    Despite being produced decades ago, the use of complementary metal oxide semiconductor (CMOS) image sensors in optical microscopy was often overlooked. In this article, we look at how CMOS image...
  • How Do Optical Clocks Work?
    Article - 10 Jul 2018
    This article talks about how optical clocks work.
  • Optically Responsive Materials Inspired by Chameleons
    Article - 29 May 2018
    Nature is so often science’s muse and over the years it has provided inspiration in many ways. Chameleons have been a source of inspiration, with scientists attempting to create materials inspired by...
  • What is Raman Micro-Spectroscopy?
    Article - 9 Oct 2018
    Raman micro-spectroscopy allows the user to obtain Raman spectra of minute samples or microscopic areas of larger samples.
  • Graphene and Quantum Dots Integrated for Ultra-sensitive Camera Technology
    Article - 5 Jun 2017
    Researchers led by Frank Koppens at the Institute of Photonic Sciences in Barcelona have successfully integrated graphene with CMOS to operate as an ultrasensitive digital camera1.
  • Chirped Mirrors - Definition and Applications
    Article - 15 May 2014
    A chirped mirror is a dielectric mirror that has chirped surfaces on it. Chirped spaces are spaces of varying depths for reflecting light of varying wavelengths. These spaces are positioned between...
  • Brewster Window - Definition and Applications
    Article - 15 May 2014
    A Brewster window is an uncoated substrate that is positioned at Brewster’s angle within a laser, instead of external mirrors. This substrate acts as a polarizer such that the p-polarized light enters...
  • Pockels Cell - Definitions and Applications
    Article - 3 May 2014
    Pockels cell is an electro-optical device used for switching the direction of polarization of light beams. It is the primary component of various optical devices such as electro-optical modulators and...

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