Porque, quanto a mim, cheguei à conclusão de que, se a partir da juventude me tivessem ensinado todas as verdades cujas demonstrações procurei depois, e se eu não tivesse dificuldade alguma em aprendê-las, talvez nunca soubesse algumas outras, e ao menos nunca teria adquirido o hábito e a facilidade, que julgo possuir, para sempre descobrir outras novas, conforme me esforço em procurá-las."
A prototype was developed for user´s self-testing of sunglasses for driving land vehicles safeness. The visible light (category of the lenses) and traffic light transmittances, as required by sunglasses standard ISO 12311:2013 [1], are measured and evaluated.
scite is a Brooklyn-based organization that helps researchers better discover and understand research articles through Smart Citations–citations that display the context of the citation and describe whether the article provides supporting or contrasting evidence. scite is used by students and researchers from around the world and is funded in part by the National Science Foundation and the National Institute on Drug Abuse of the National Institutes of Health.