Originally Posted by RichardV6

Remember mentioning not being able to see dash readout with sunglasses, on first report of Plus Four and Six. Having said that in bright sunlight I can't easily read my Roadster ones either with same drive shades


Yes, polarised sunglasses are a problem when used with many types of Liquid Crystal Display, which function by polarising the light going through them. It's a problem with many aviation displays too, which is why I would get non-polarised sunglasses.