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  • Optical Pumping - Definition and Applications
    Article - 19 Jun 2014
    Optical pumping is a process in which light energy is used to excite electrons from a lower to higher energy level. It was first developed by Alfred Kastler in the early 1950s. It is primarily used to...
  • Scattering: An Overview
    Article - 9 Aug 2024
    Scattering affects light and particle interactions, impacting technologies like Raman microscopy and laser interferometry, with applications in nanoscience and medical imaging.
  • Enhancing the Lateral Resolution of White Light Optical Profilers Using AcuityXR Technology
    Article - 27 Jan 2014
    White light interferometry is one of the most rapid, precise and versatile surface measurement techniques available to researchers and manufacturers.
  • Optical 3D Metrology in Industrial Opthalmic Applications
    Article - 27 Jan 2014
    With hundreds of millions of people choosing contacts for either visual or aesthetic reasons, and millions more having surgery to solve vision problems associated with aging, there is a growing need...
  • What is Optical Resolution?
    Article - 30 Oct 2014
    Optical resolution is the physical resolution at which an imaging device can capture an image.
  • Optical Coherence - Definition and Applications
    Article - 6 May 2014
    Optical coherence is associated with interference effects of light. A field of light is said to be coherent when the electric field values at different locations are in a fixed phase.
  • An Introduction to Optical Harmonics
    Article - 5 Aug 2014
    Non-linear crystals are the materials in which dielectric polarization exhibits a non-linear response with respect to the electric field of the light.
  • An Introduction to Optical Path Length
    Article - 28 Oct 2014
    In the field of optics, optical path length or optical distance is the product of the geometric length of the path light follows through a system, and the index of refraction of the medium through...
  • Optical Cavity - Definition, Properties and Applications
    Article - 1 May 2014
    An optical cavity or an optical resonator may be described as an arrangement of mirrors that produce a standing light wave resonator.
  • Astigmatism in Optical Systems
    Article - 1 May 2014
    An optical system that is plagued with astigmatism focuses two orthogonal axes of light at two different distances.

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