![](http://images.spaceref.com/news/LOIRP/IMG_6934.jpg)
This is one of the engineering flight spare Lunar Orbiter spacecraft on display at the National Air and Space Museum in Washington DC. Larger image
![](http://images.spaceref.com/news/LOIRP/lunar-orbiter-01.jpg)
This diagram shows the major subsystems of the Lunar Orbiter spacecraft. Additional Photos below show the NASM exhibition from a variety of angles.
![](http://images.spaceref.com/news/LOIRP/IMG_6939.jpg)
This is the main high-gain antenna. Larger image
![](http://images.spaceref.com/news/LOIRP/IMG_6947.jpg)
![](http://images.spaceref.com/news/LOIRP/IMG_6948.jpg)
The camera system is inside the large silvery container between the solar panels and the propulsion system. Imagine what could be used today to accomplish the same task. Larger image
![](http://images.spaceref.com/news/LOIRP/IMG_6969.jpg)
This is the face of the spacecraft (camera system) that would point at the Moon. Larger image
![](http://images.spaceref.com/news/LOIRP/IMG_6978.jpg)
These are the solar cells that powered the spacecraft Larger image
![](http://images.spaceref.com/news/LOIRP/IMG_6975.jpg)
Closeup of the solar cells. Larger image