The Largest Database of Lasers, Fiber Optic and Imaging Products

Click to collapse

More than 83264Products

from 3906Manufacturers Browse Companies

listed in 141categories Browse Categories

Technical Articles

What is Raman Spectroscopy?

Raman spectroscopy is a spectroscopic technique that utilizes scattered light to probe the vibrational energy modes present within... read more
What are Vertical-Cavity Surface-Emitting Lasers (VCSEL)?

Vertical-Cavity Surface-Emitting Lasers (VCSELs) are a class of semiconductor lasers designed with a unique architecture. Unlike c... read more
$What is Fraunhofer and Fresnel Diffraction?$

What is Fraunhofer and Fresnel Diffraction?

Diffraction of light refers to the phenomenon where light waves bend or spread out as they encounter the edge of a material or pas... read more
What is Photophysics?

Photophysics is a branch of physics that focuses on the intricate interactions between light and matter. It explores the fundament... read more
What is Photodynamic Therapy (PDT)?

Photodynamic therapy (PDT) is a procedure in which light is used to activate a photosensitizer or PDT drug, which is a chemical ag... read more
What is Mode Mixing?

Mode Mixing in LasersMode Mixing in Lasers refers to a phenomenon in which the laser output does not have a single well-defined sp... read more

What is Population Inversion?
Population inversion is the process by which a laser medium is excited to create more atoms in higher energy state than in the gro... read more
What is a V-number?
The V-number, represented by V, is a dimensionless parameter used in optical fiber and waveguide technology. It is calculated as t... read more
What are Fiber Bending Losses?
The strength of optical signals transmitted through a fiber can be degraded due to various factors like absorption, scattering, be... read more
What are Spatial Coherence and Temporal Coherence?
Coherence is the measure of the relation between phases observed at distinct points on a wave, including both temporal and spatial... read more
What is Light Diffusion?
Light diffusion is the scattering and spreading of light in various directions when it encounters an uneven or rough surface or pa... read more
What is Lambert's Cosine Law?
Lambert’s cosine law states that the radiant intensity from the ideal diffusely reflecting surface and cosine of the angle &... read more

What is Red Light?
Red light is a part of the electromagnetic spectrum with wavelengths typically ranging from approximately 650 nm - 700 nm (or equi... read more
What is Green Light?
Green light is a light in the electromagnetic spectrum found within wavelengths ranging from approximately 500 nm - 570 nm (or equ... read more
What is Yellow Light?
Yellow light is a distinct segment of the visible light spectrum, with wavelengths ranging from approximately 570 nm - 600 nm (570... read more
What is Orange Light?
Orange lightis a part of the electromagnetic spectrum that occupies wavelengths between approximately 600 nm - 650 nm (or equivale... read more
What is Raman Spectroscopy?
Raman spectroscopy is a spectroscopic technique that utilizes scattered light to probe the vibrational energy modes present within... read more
What is Violet Light?
Violet light is the segment of the visible light spectrum that occupies the wavelengths ranging from approximately 380 nm - 450 nm... read more