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Results 291 - 300 of 1108 for Optical
  • 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...
  • 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.
  • Liquid Crystals - What are Liquid Crystals and How They Are Used to Construct LCDs
    Article - 20 Oct 2007
    A liquid crystal display, commonly abbreviated as LCD, is a thin, flat display device made up of any number of color or monochrome pixels arrayed in front of a light source or reflector. It is often...
  • Prescription Glasses - Lens Design, Materials and Optical Coatings
    Article - 25 Sep 2007
    A corrective lens is a lens worn on or before the eye - contact lenses or eyeglass lenses respectively. They are used to treat sight issues.
  • Real-Time Optical Parylene Thickness Sensor
    Article - 3 Aug 2007
    The real-time optical parylene thickness sensor greatly improves thickness control in parylene and other polymer deposition systems.
  • What Are Fiber Optics?
    Article - 25 Jul 2024
    Optical fibers enable high-speed, long-distance data transmission with applications in telecom, medical imaging, and sensing.
  • Improving Breast Cancer Imaging with a Deep-Learning Algorithm
    Article - 5 May 2022
    AZoOptics speaks to Dr. Keith Paulsen about the importance of breast cancer detection and the introduction of his team's deep-learning algorithm that associates spatial images of tissue optical...
  • What are Frequency Combs?
    Article - 27 Jul 2018
    A frequency comb in its most basic sense is a highly precise tool for measuring different colors, or rather, it measures the frequencies of light at which these colors exist.
  • What to Know About Chiral Nano-Photonics
    Article - 15 Jan 2024
    Chiral nanophotonics have been investigated to confine optical and electromagnetic waves to subwavelength modes, which are structures with dimensions smaller than the wavelength of the propagating...

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