Unitron History Project
Preserving the history of Unitron/Polarex telescopes
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Fine’s Visit to Japan
Polarex – Unitron Model 900
Polarex-Unitron Collector Group in Spain
Sky High 5 Inch Polarex – First Light
A Dream Comes True – Unitron Model 510
Tinted Objective Lenses
A Unitron/Polarex Family
Unitron’s Model 220 Glass Plate Camera
A Dream Becomes Reality
A Grandfather’s Promise
Introduction of the 6 Inch Unitron
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Unitron History: Section 1-“The Glory Days”
Unitron History: Section 2-“The Transition”
Unitron History: Section 3-“The Demise”
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Weight Driven Clock Drives
Weight Drives – 1
By
David Komar
June 18, 2015
June 18, 2015
Full size is
2560 × 1920
pixels
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Both Weight Drives
Weight Drives - 2
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