A side view of the Digicon tube.
A view of the digicon after the High Voltage lead has been added on the side of the photocathode.
The Digicon with the resistors added on the dynodes to suitable divide the more than 20,000 volts used to accelerate the electrons.
The Digicon as it is built up more and more.
The completed FOS instrument.
A technician working on the instrument.
The Hubble Space Telescope at Lockheed Missile Space Center (LMSC) in the Summer of 1985. The FOS is inside the black opening (right behind the step ladder).
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