Depends if you're science-invisible (in which case you might be blind) or magic-invisible. Bilbo was still casting a shadow with the One Ring on, so he could sit in the sun while invisible, if he wasn't engulfed in a fucked-up shadow world while doing it. That probably messes things up a bit.
Depends if you're science-invisible (in which case you might be blind) or magic-invisible. Bilbo was still casting a shadow with the One Ring on, so he could sit in the sun while invisible, if he wasn't engulfed in a fucked-up shadow world while doing it. That probably messes things up a bit.