Evolution of human colour vision that are found between 450 and 625. Individuals with various forms of colour blindness such as deuteranopia and protanopia are missing human middle wavelength sensitive or long wavelength sensitive opsins. Their minimum wavelength differences are <5 but only at around 500. Protanopes, who are missing long wavelength sensitive cones, are unable to distinguish between colours in the green-yellow-red section of the electromagnetic spectrum. They find yellow, red and orange colours to have much lower brightness when compared to a trichromat. The dimming of these colours can result in confusion in many cases, such as when attempting to identify red traffic
Colour Catcher Colour Catcher Colour Catcher is a brand name of colour run prevention products manufactured by Spotless Group. Colour Catcher is distributed by Spotless Punch in the United Kingdom, by Punch Industries in Ireland, in Spain as Atrapa Color, by Eau Ecarlate in France as Décolor Stop, and by Guaber in Italy as Acchiappacolore. Colour Catcher was invented by Pat McNamee at Irish company Punch Industries in 1993. The product was created in the company's labs at Little Island, Cork. The product range is an international best-seller, and the market leader in colour protection. Colour Catcher products are claimed to prevent