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
Memories of an Amateur Astronomer
Sky High Observatory
History
Unitron History: Section 1-“The Glory Days”
Unitron History: Section 2-“The Transition”
Unitron History: Section 3-“The Demise”
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5″ and 6″ Scopes
Castleton University
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Observatory Locations – 4″ Polarex/Unitrons
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Unitron
Unitron Model 65M
Unitron Model 105
Unitron Model 114
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UNITRON Model 132-C
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Unitron Model 142
Unitron Model 145
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Unitron Model 152
Unitron Model 152C
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Unitron Model 425N
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Unitron Model 755A
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Unitron Satellite Telescope
Unitron Spotting Scopes
ED-U-Scopes
Polarex
Polarex Model 65M
Polarex Model 105
Polarex Model 114
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Polarex Model 128
Polarex Model 129
Polarex Model 131
Polarex Model 132
Polarex Model 132-E
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Polarex Model 133-N
Polarex Model 134
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Polarex Model 136E
Polarex Model 136F
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«
Fixed Pier Fabrication
GEM Adapter
By
David Komar
October 13, 2014
October 13, 2014
Full size is
800 × 591
pixels
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GEM Adapter Dismantled
Base Pier Primered
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