![5" Unitron at a local observatory. Donated in the 1970s, made even earlier. They even have a hexagonal eyepiece turret. : r/telescopes 5" Unitron at a local observatory. Donated in the 1970s, made even earlier. They even have a hexagonal eyepiece turret. : r/telescopes](https://external-preview.redd.it/MSAAsUZFXBXzMzHX3fkTGku19KA0RqGWJo-6Ru8VthA.jpg?auto=webp&s=d8c23d8346fd10dd4b46fbffcbe919118ccbb4ad)
5" Unitron at a local observatory. Donated in the 1970s, made even earlier. They even have a hexagonal eyepiece turret. : r/telescopes
Unitron Polarex Telescopes | Polarex Unitron 4inch Refractor 4inch ATO with very rare 75mm guide scope and Astro Physics rings, on an amazing equatorial mount and wooden tripod, ... | Facebook
![Company Seven | Unitron Model 132 - 4 inch (102mm) Achromatic Refractor Telescope & History | Telescope, Seventh, Astronomy Company Seven | Unitron Model 132 - 4 inch (102mm) Achromatic Refractor Telescope & History | Telescope, Seventh, Astronomy](https://i.pinimg.com/736x/e0/70/a1/e070a153d46d11f9141523a6670b6165.jpg)
Company Seven | Unitron Model 132 - 4 inch (102mm) Achromatic Refractor Telescope & History | Telescope, Seventh, Astronomy
![Lot - TELESCOPE UNITRON REFRACTOR 60MM DIAMETER, 900MM FOCAL LENGTH, TRIPOD, ALT/AZI MOUNT, WITH EYEPIECES Lot - TELESCOPE UNITRON REFRACTOR 60MM DIAMETER, 900MM FOCAL LENGTH, TRIPOD, ALT/AZI MOUNT, WITH EYEPIECES](https://image.invaluable.com/housePhotos/appletreeauction/03/634003/H1072-L155894987.jpg)