Unitron History Project
Preserving the history of Unitron/Polarex telescopes
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Features
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”
Name and Address Changes
Facts
Articles
Interviews
Publications
Discoveries
5″ and 6″ Scopes
Castleton University
Ferris State University
McDonald Observatory
Indiana State University
Olivet College
Rafes Urban Astronomy Center
Slottsskogen Observatory
Tiendesprong Observatory
University of Connecticut Physics Observatory
University of Western Ontario
Observatory Locations – 4″ Polarex/Unitrons
Models
Availability Dates
Unitron
Unitron Model 65M
Unitron Model 105
Unitron Model 114
Unitron Model 127
Unitron Model 128
Unitron Model 131
Unitron Model 131-C
UNITRON Model 132-C
Unitron Model 140
Unitron Model 142
Unitron Model 145
Unitron Model 150
Unitron Model 152
Unitron Model 152C
Unitron Model 155
Unitron Model 160
Unitron Model 160V
Unitron Model 166
Unitron Model 166V
Unitron Model 425N
Unitron Model 426N
Unitron Model 510
Unitron Model 530
Unitron Model 620
Unitron Model 740
Unitron Model 750
Unitron Model 755A
Unitron Model 758E
Unitron Model 760
Unitron Model RF 80
Unitron Satellite Telescope
Unitron Spotting Scopes
ED-U-Scopes
Polarex
Polarex Model 65M
Polarex Model 105
Polarex Model 114
Polarex Model 127
Polarex Model 128
Polarex Model 129
Polarex Model 131
Polarex Model 132
Polarex Model 132-E
Polarex Model 132-F
Polarex Model 133-N
Polarex Model 134
Polarex Model 135
Polarex Model 136E
Polarex Model 136F
Polarex Spotting Scopes
Others
Astro Physics
Beli
Brandon
Meade Scopes
Meridian
Nihon Seiko/Seiko Scope
Weltblick
Weltblick 2.4″ Equatorial
Weltblick 3″ Altazimuth
Weltblick 3″ Equatorial
Accessories
Astrocameras
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Camera Adapters
Duetron
Eyepieces
Focusers
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Star Spectroscope
UNIHEX
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Variations
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Model 510 Restoration
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