Как лазер работает в лазерной коррекции зрениÑ
What is a лазер? LASER stands for Light Amplification by Stimulated Emission of Radiation. The first word is a good starting point. The лазер is a light. Not like a light in your room, but a kind of light. He qualities.Monochromaticity unique – a лазер has a wavelength or color. A normal light bulb has a range of wavelengths.Directionality – The лазер is a beam, which does not deviate. Compare a лазер pointer with a regular flashlight.
