File:UniversalProjectionPlanetarium-Type23-6.jpg

Summary
Image of a Zeiss Jena Universal Projection Planetarium Type 23/6. Original image derived from promotional image at: http://www.planetarium.hu/, from the TIT Planetarium Budapest. Annotated based on a diagram for another projector of the same model from page 10 of The McLaughlin Planetarium, by Henry C. King, 1968. (ISBN 0888540647) This same model of Planetarium projector was used by the McLaughlin Planetarium, Toronto.

1 - Constellation Figure Projector (North) 2 - Star Globe (North) 3 - Mechanical shutter of star field projector 4 - Milky Way projector (North) 5 - Planetary projectors (North) 6 - Lattice ring for Sun, Moon and Vertical circle projectors 7 - Horizon circle projector 8 - Planetary projectors (South) 9 - Star Globe (South) 10 - Compass point projector