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  • What are Optically Responsive Materials?
    Article - 30 Jul 2018
    This article contains an overview of optically responsive materials.
  • Designing Cameras to be Used in Space
    Article - 10 Jul 2018
    This article talks about designing cameras to be used in space.
  • Mimicking Biological Structures to Create Polarization Sensors
    Article - 21 May 2018
    In this article, we look at how biological structures have inspired scientists to create and mimic the polarization sensors found in biological systems and nature.
  • How Are Laser Guide Stars Used in Astronomy?
    Article - 12 Apr 2018
    When there are no nearby stars to use as a reference, lasers are used to generate small bright spots in the sky. These laser guide stars can be used by astronomers with adaptive optics imaging to...
  • VIPA Fabrication
    Article - 21 Jun 2016
    Virtually imaged phase arrays (VIPAs) (Figure 1) are a special kind of Fabry-Perot etalon composed of three unique coatings. An anti-reflection coated section represents a surface of a VIPA and is...
  • Chromatic Dispersion - Definition and Applications
    Article - 15 May 2014
    Chromatic dispersion is the change in refractive index due to change in wavelength. Dispersion is the phenomenon that causes light to be separated into various colors while passing through a prism....
  • B-Integral - Definition and Significance
    Article - 15 May 2014
    B-Integral is defined as the measure of the non-linear phase shift of light in devices like amplifiers. B-Integral is a term that is specific to non-linear optics. The non-linear shift of the laser...
  • Photodiodes - Their Working Principles and Applications
    Article - 29 May 2014
    A photodiode is a kind of light detector which involves conversion of light into voltage or current based on the mode of operation of the device. It consists of built-in lenses, optical filters, and...
  • What is Optical Resolution?
    Article - 30 Oct 2014
    Optical resolution is the physical resolution at which an imaging device can capture an image.
  • What is a Prism?
    Article - 12 Sep 2014
    A prism is a transparent geometric optical object with a minimum of two polished plane faces inclined relative to each other, from which light is reflected or through which light is refracted.

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