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WEBOptics News and Photonics News from across the Globe. AZoOptics is the world's leading online publication for the Optics & Photonics community.
Plano-Convex Lens - Equation and Explanation - AZoOptics
WEBA plano-convex lens is a convergent lens with one flat surface and one convex surface. It focuses parallel light rays to a positive focal point to form real images that can be manipulated using ...
Helium-Neon (HeNe) Lasers - Properties and Applications
WEBA helium–neon laser or HeNe laser is a gas laser consisting of a mixture of neon and helium within a small bore capillary tube, which is excited by a DC electrical discharge.
An Introduction to Spectrophotometers - AZoOptics
WEBAug 28, 2024 · Spectrophotometers are vital for optical analysis, measuring light behavior in materials to enhance research in chemistry, physics, and biomedical sciences.
What is a Periscope? - AZoOptics
WEBA periscope is an optical instrument that allows objects that are not in direct line of sight to be viewed. Periscopes have proven to be of great help to submariners by allowing these professions ...
What is a Wavenumber? - AZoOptics
WEBWhat is a Wavenumber? Wavenumber is defined as the number of complete wave cycles per unit length of a linear space. It can also be referred to as the spatial frequency of the waves represented in ...
Ruby Laser – History, Properties and Applications - AZoOptics
WEBA ruby-laser is a solid-state laser that employs a synthetic ruby crystal as its gain medium. The first ruby laser was developed by Theodore H. "Ted" Maiman at Hughes Research Laboratories in 1960.
What Is Diffraction? - AZoOptics
WEBAug 6, 2024 · What is diffraction? Explore diffraction's role in wave-particle duality and its applications in science and technology, from X-ray crystallography to piezoelectric ceramics.
What is a Neon Lamp? - AZoOptics
WEBNeon lamps are gas discharge lamps that contain neon gas at a low pressure enveloped in a glass capsule. Gas discharge lamps emit light when electric light is passed through the gas.
Polarizer - Basic Definition and Types of Polarizers - AZoOptics
WEBOct 21, 2007 · Polarizer - Basic Definition and Types of Polarizers. A polarizer is a device that converts a beam of electromagnetic waves such as light which is unpolarized or mixed-polarization into a beam ...