Finding the balance in blue light
The last few years there has been increased research and discussion about the ramifications of short-wavelength and blue light. This has encouraged manufacturers to develop lenses specifically designed to block the blue end of the spectrum.
The following link is to an interesting and informative article about blue light:
http://www.mivision.com.au/ finding-the-balance-in-blue-light-8/
Posted 11 February 2014