Category Archives: Eyecare

The 20/20 VISION   You may have had an eye exam where you were told you have 20/20 vision or you may have heard of 20/20 vision. Does 20/20 vision mean you have perfect eyesight? Is it possible to achieve even better than 20/20 vision? And what is “perfect vision” anyway? To answer these questions, […]

ABOUT THE LIGHT SPECTRUM Light is made up of electromagnetic particles that travel in waves.  These waves emit energy, and range in length and strength. The shorter the wavelength; the higher the energy. The length of the waves is measured in nanometers (nm), with 1 nanometer equaling 1 billionth of a meter.  Every wavelength is represented by […]

The sun supports life on our planet, but its life-giving rays also pose dangers. The sun’s primary danger is in the form of ultraviolet (UV) radiation. Artificial sources include tanning booths, black lights, germicidal lamps, mercury vapor lamps, halogen lights, high-intensity discharge lamps, fluorescent and incandescent sources, and some types of lasers. UV is invisible […]