Modern Maple Leaf Infrared Detector Principle

Infrared radiation is an electromagnetic wave with a wavelength between visible light and microwave, which is not noticeable to the human eye. To perceive the existence of such radiation and measure its strength, it must be converted into other physical quantities that can be perceived and me.......

Toshiba recently developed two high-brightness LED street lights


Japanese media reported that Toshiba's lighting and technology companies have recently developed two LED street lights. The brightness of the LED street light is equivalent to a 400W mercury lamp or a 180W high pressure sodium lamp (average road surface brightness).
The street lig.......