projector

DIY planetarium projectors & museum

DIY planetarium projectors & museum

Planetarium makers do awesome work, even building “home-domes” for exhibition – The Home Planetarium Association welcomes all those who build small planetariums for home, school, museum, or other personal use. A quarterly newsletter is produced; This includes collecting toy planetaria, operating older or small professional units, or just fondly remembering childhood trips to planetariums around […]

iPod video projector

iPod video projector

Instructables has another great how-to on building a small iPod video projector. I am not sure about the brightness of the final product, but it does not require any other light-source besides the the iPod itself. The information about the lens system is a good read, and may be useful in other projects. – Link