20" Prototype In Operation

A nice plan view of the fork / tube structure. Note black counterweight for declination drive which is on opposite fork arm . . .
 

Primary mirror in baffled rear cell plus Apogee camera at focal plane . . .
 

The instrument base is very robust, distributing the telescope's mass over a large footprint . . .
 
20" Prototype Slewing Toward Zenith
ObservatoryScope prototype slewing towards the zenith during late afternoon . . .
 
Optical Tube Assembly Pointed At Zenith
ObservatoryScope prototype with tube pointed at the zenith. Sunset is just minutes away . . .
20" Prototype Awaiting Nightfall
Awaiting nightfall and the start of another night's automated observing run . . .
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