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Results 141 - 150 of 169 for Infrared Light
  • Measuring Placement Accuracy to Compare Label Sensor Technologies
    Article - 31 Mar 2015
    Optical, ultrasonic and capacitive sensors are the three major kinds of label sensor technologies used for automated pressure sensitive label applications. Capacitive sensors are of two types: single...
  • An Introduction to Thermopile Detectors
    Article - 10 Mar 2015
    A thermopile detector is a passive radiation sensing voltage-generating device. It does not emit any radiation and require cooling or bias.
  • What are Light Emitting Diodes?
    Article - 8 Apr 2014
    Light emitting diodes (LEDs) are semiconductor devices which provide visible or infrared light when an electric current is applied. The light emitted by the LED is monochromatic in nature, i.e.,...
  • Why Energy Saving Sensors are Becoming a Revolution for Homeowners
    Article - 5 Dec 2013
    HVAC is the biggest contributor to residential energy bills as well as carbon emissions. HVAC accounts for 43% of residential energy consumption in the US and 61% in Canada and the UK.
  • Infrared Imaging of Artwork for Analysis and Restoration
    Article - 21 Nov 2013
    In art history and restoration technology, infrared analysis has been applied to identify the physical state of a painting and the existence of underdrawings.
  • Motion Detectors - Working Principles and Applications
    Article - 24 Oct 2013
    Motion can be detected through various means such as infrared, sound, and vibration. Motion detectors are primarily used for detecting moving objects (especially people), and gathering data regarding...
  • What is a Level Sensor?
    Article - 24 Oct 2013
    A level sensor is a device for determining the level or amount of fluids, liquids or other substances that flow in an open or closed system. There are two types of level measurements, namely,...
  • Net Radiometers: Function and Application
    Article - 11 Oct 2013
    A net radiometer is an actinometer used for measuring net radiation at the Earth’s surface. The net radiation normal to the earth's surface is the difference between the total upward radiation flux...
  • The Working Principle and Applications of Infrared Thermometers
    Article - 10 Oct 2013
    An infrared thermometer is a device that measures the infrared radiation – a type of electromagnetic radiation below the visible spectrum of light - emitted by an object.
  • Pyrometers - A Different Class of Thermometers
    Article - 9 Oct 2013
    Broadly speaking, pyrometers belong to a class of thermometers that are used for measuring only high temperatures. However, today they have been modified to measure low temperatures as well.

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