Projector

摘要

All of optical elements constituting a projecting optical system 10 are reflection mirrors 1 to 4. The reflection mirrors 1 to 4 are arranged in a plate-shaped support member 6 with a relative positional relation between the reflection mirrors being fixed. A position of the whole projecting optical system 10 with respect to an image-forming component 5 is adjust by moving the support member 6.