here is a big list of resources about natural solar lighting. that is, getting sunlight to places where it isn't normally (like, indoors), rather than using electricity to recreate it. obviously, this stuff only works during the day.
here is a big list of resources about natural solar lighting. that is, getting sunlight to places where it isn't normally (like, indoors), rather than using electricity to recreate it. obviously, this stuff only works during the day.