Stop using modafinil and call your doctor at once if you have any of these serious side effects: 1  fever, sore throat, headache, and vomiting with a severe blistering, peeling, and red skin rash; 2  bruising, severe tingling, numbness, pain, muscle weakness;  easy bruising or bleeding;
Laser light is monochromatic and coherent and the beam does not diverge significantly. White light is a mixture of all the colours and is not coherent.I don't know what you mean by 'stronger'. The energy density of a laser beam is greater than the energy density of a white light beam.Retsum Â· 7 years ago.hite light is a mixture of all the colours and is not coherent. I don't know what you mean by 'stronger'. The energy density of a laser beam is greater than the energy density of a white light beam. Retsum Â· 7 years ago.
What is ultraviolet light? Ultraviolet light (UV light) is light of shorter wavelength than the visible spectrum. Many insects, like bees, see mostly UV light so they can find plants with nectar. Sunligâ¦ht contains UV light and can tan but also damage your skin if you stay outside too long on a sunny day.