Latest Articles

  • Techopedia-img

    Luminous Flux

    What Does Luminous Flux Mean?Luminous flux is the measure of brightness of a light source in terms of energy being emitted. Luminous flux, in SI units, is measured in the lumen (lm). It is a measurement of energy released in the form of visible light from a light-producing source. Luminous...

    By: Margaret Rouse | Technology Expert

  • Techopedia-img

    Hue

    What Does Hue Mean?Hue, in the context of color and graphics, refers to the attribute of a visible light due to which it is differentiated from or similar to the primary colors: red, green and blue. The term is also used to refer to colors that have no added tint...

    By: Margaret Rouse | Technology Expert

  • Techopedia-img

    High Frequency

    What Does High Frequency Mean?High frequency (HF) is an electromagnetic frequency defined by the International Telecommunications Union (ITU) for radar and radio communications. It operates in a range of three to thirty MHz and as the wavelengths spread over ten to one hundred meters, it is also known as decameter...

    By: Margaret Rouse | Technology Expert

  • Techopedia-img

    Fiber Laser

    What Does Fiber Laser Mean?A fiber laser is a special type of laser in which the beam delivery as well as the laser cavity is integrated into a single system inside an optical fiber with the beam generated within the fiber, unlike conventional lasers where the beam is generated outside...

    By: Margaret Rouse | Technology Expert

  • Techopedia-img

    Electromagnetic Radiation

    What Does Electromagnetic Radiation Mean?Electromagnetic radiation (EMR) is a form of radiated or transported energy that does not require a medium in order to propagate, unlike mechanical waves such as sound and vibrations. Mechanical waves travel by transferring energy through molecular contact, causing molecules to bump into each other in...

    By: Margaret Rouse | Technology Expert

  • Techopedia-img

    L Band

    What Does L Band Mean?L band refers to the operating frequency range of 1–2 GHz in the radio spectrum. The wavelength range of L band is 30–15 cm. The L band is one of the chief operating ranges used by various applications such as radars, global positioning systems (GPS), radio,...

    By: Margaret Rouse | Technology Expert

  • Techopedia-img

    Nanopaint

    What Does Nanopaint Mean?Nanopaint is a type of liquid paint that possesses a special type of suspended particles that give unique properties to the material they are applied on. The idea was developed in the early 2010s, and nanopaints are still in the development stage. They are used in high-end...

    By: Margaret Rouse | Technology Expert

  • Techopedia-img

    Kurtz-Above Band

    What Does Kurtz-Above Band Mean?The Kurtz-above band (Ka band) is part of the Kurtz (K) band in the microwave band of the electromagnetic spectrum. The name Kurtz-above is given to this band is because it lies just above the K band in the spectrum. Frequencies and wavelengths that are part...

    By: Margaret Rouse | Technology Expert

  • Techopedia-img

    Fiber Optic Coupler

    What Does Fiber Optic Coupler Mean?A fiber optic coupler is an optical device capable of connecting one or more fiber ends in order to allow the transmission of light waves in multiple paths. The device is capable of combining two or more inputs into a single output and also dividing...

    By: Margaret Rouse | Technology Expert

  • Techopedia-img

    Ultra High Frequency

    What Does Ultra High Frequency Mean?Ultra high frequency (UHF) refers to the band of electromagnetic radiation with a radio frequency range between 300 MHz and 3 GHz (3000 MHz). This band is also known as the decimeter band, with a wavelength ranging from 1 m to 1 dm. The UHF...

    By: Margaret Rouse | Technology Expert