கேள்வி: அகச்சிவப்புக் கதிர் - புற இணைப்புகள் என்பது என்ன?
பதில்: * [http://www.omega.com/literature/transactions/volume1/historical1.html Infrared: A Historical Perspective] (Omega Engineering) * [http://www.irda.org/ Infrared Data Association], a standards organization for infrared data interconnection * [http://yengal-marumugam.blogspot.com/2011/06/sirc-part-i-basics.html SIRC Protocol ] * [http://www.ocinside.de/html/modding/usb_ir_receiver/usb_ir_receiver.html How to build an USB infrared receiver to control PC's remotely] * [http://imagers.gsfc.nasa.gov/ems/infrared.html Infrared Waves] : detailed explanation of infrared light. (NASA) * [https://archive.org/details/philtrans08733349 Herschel's original paper from 1800 announcing the discovery of infrared light] * [http://www.thethermograpiclibrary.org/index.php/Cat%C3%A9gorie:Library The thermographic's library], collection of thermogram * [http://colourlex.com/project/ir-reflectography/ Infrared reflectography in analysis of paintings] at ColourLex * Molly Faries, [http://www.nap.edu/read/11413/chapter/8 Techniques and Applications – Analytical Capabilities of Infrared Reflectography: An Art Historian s Perspective], in Scientific Examination of Art: Modern Techniques in Conservation and Analysis, Sackler NAS Colloquium, 2005 பகுப்பு:மின்காந்த நிழற்பட்டை