TRTs I’ve had a number of enquiries about my article on the relevance of thermal relaxation times in photothermal treatments. They were asking for clarification. So here goes…. Thermal relaxation time (TRT) describes how quickly an object loses heat energy. Typically, it is the time taken for the temperature of an object to drop… Continue reading More on Thermal Relaxation Times
We all know its a bad idea to stare at the sun. But this lady decided to do so during the recent eclipse in America, without the correct protective safety glasses. As a result her retinas were burnt with an image of the eclipsed sun! Many lasers output a much higher power than can… Continue reading Don’t stare at the sun – ever!!!