Unitron History Project
Preserving the history of Unitron/Polarex telescopes
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Fine’s Visit to Japan
Polarex – Unitron Model 900
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Sky High 5 Inch Polarex – First Light
A Dream Comes True – Unitron Model 510
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Unitron History: Section 1-“The Glory Days”
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Motor Drives
DSCN3248
By
David Komar
April 30, 2015
April 30, 2015
Full size is
3264 × 2448
pixels
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DSCN3109
Polarex N.S. 131 Synchronous Motor Drive - 1
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