Seems to be a real thing: * Blue-Blocking IOLs vs. Short-Wavelength Visible Light: Hypothesis-Based vs. Evidence-Based Medical Practice [0] * Blue-blocking IO

Seems to be a real thing: * Blue-Blocking IOLs vs. Short-Wavelength Visible Light: Hypothesis-Based vs. Evidence-Based Medical Practice [0] * Blue-blocking IOLs Decrease Photoreception Without Providing Significant Photoprotection [1] * Augmentation of Macular Pigment following Implantation of Blue Light–Filtering Intraocular Lenses at the Time of Cataract Surgery [2] * The evidence informing the surgeon's selection of intraocular lens on the basis of light transmittance properties [3] * Blue-blocking intraocular implants should be used routinely during phacoemulsification surgery – Yes [4] [0] https://www.aaojournal.org/article/S0161-6420(10)01207-8/abstract https://www.aaojournal.org/article/S0161-6420(10)01207-8/abs... [1] https://www.sciencedirect.com/science/article/abs/pii/S0039625709002057 https://www.sciencedirect.com/science/article/abs/pii/S00396... [2] https://iovs.arvojournals.org/article.aspx?articleid=2164793 https://iovs.arvojournals.org/article.aspx?articleid=2164793 [3] https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5306461/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5306461/ [4] https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3496098/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3496098/