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Results 4771 - 4780 of 12759 for Optical
  • Field Curvature Aberration – What is Field Curvature Aberration?
    Article - 7 Dec 2007
    In optical microscopy, field curvature is an optical aberration that most of the experienced microscopists are familiar with. Field curvature occurs when lenses that have curved surfaces are used.
  • Optical Telescope - How Does it Work?
    Article - 1 Dec 2007
    An optical telescope is an instrument that can make distant objects appears much closer.
  • What is a Focal Length?
    Article - 18 Nov 2007
    The focal length of an optical system is a measure of how strongly it focuses or diffuses light. A system has greater optical power if it has a shorter focal length than a system that possesses a...
  • Dioptre - The Definition of Dioptre
    Article - 17 Nov 2007
    Dioptre is a measurement unit that describes the optical power of a lens or a curved mirror. Dioptre can be expressed as the reciprocal value of its focal length in meters.
  • An Introduction to Refractometry
    Article - 25 Oct 2007
    You’ve lost the key to your locker in the swimming pool. You spot it lying on the bottom of the shallow part of the pool, reach in to take it – and your hand misses. The refraction of light at the...
  • Phase-Modulated Optical Communication Systems
    Book
    Fiber-optic communication systems have revolutionized our telecommunication infrastructures – currently, almost all telephone land-line, cellular, and internet communications must travel via some form...
  • Kramers-Kronig Relations in Optical Materials Research
    Book
    This is the first one-volume work to provide a thorough and comprehensive description of the physical background, rigorous theory and applications of Kramers-Kronig relations in the fields of linear...
  • High Precision Optical Measuring Instruments
    Article - 25 Oct 2007
    The characterisation of the purity of oils, waxes, fats and other by-products of the raffination process of mineral oils is easily done with an ABBE-refractometer. This historic instrument standard is...
  • Polarizer - Basic Definition and Types of Polarizers
    Article - 21 Oct 2007
    A polarizer is a device that converts a beam of electromagnetic waves such as light which is unpolarized or mixed-polarization into a beam with a single linear polarization state.
  • Optical Fiber Fusion Splicing
    Book
    This book is an up-to-date treatment of optical fiber fusion splicing incorporating all the recent innovations in the field. It provides a toolbox of general strategies and specific techniques that...

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