You may have color receptors that are not defective, but too close in activation spectra. If that's the case, then there's a workaround. Block out the light in

You may have color receptors that are not defective, but too close in activation spectra. If that's the case, then there's a workaround. Block out the light in the spectral overlap, and then the receptors will only activate on separate signals. https://www.aao.org/eye-health/tips-prevention/do-color-blindness-correcting-glasses-work https://www.aao.org/eye-health/tips-prevention/do-color-blin...