Table of Contents
GL Optics Rubin One 37-80mm T3.1
Summary
The Rubin-1, historically significant as the Soviet Union's first zoom lens, was closely modeled after the Voigtländer Zoomar. Introduced with a focal range of 37-80mm and an aperture of f/2.8, this lens incorporated 14 elements in 11 groups, mirroring the sophisticated design necessary for versatile zoom capabilities in both photographic and cinematic applications.
Tech Specs
| Manufacturer | GL Optics |
| Series | Zoom |
| Model | Rubin One |
| Focal Length | 37-80mm |
| Max Aperture | T3.1 |
| Min Aperture | - |
| Format | - |
| Image Circle | 36×24 |
| Minimum Focus | 3.5in |
| Focus Rotation | 330° |
| Iris Blades | 15 |
| Optical Design | - |
| Squeeze | - |
| Front Diameter | 136mm |
| Filter Thread | - |
| Focus/Zoom Rod | - |
| Native Mount | PL, LPL, EF, E |
| Data Protocol | none |
| Length | - |
| Weight | 3.5kg |
| Body Telescope | - |
| Body Material | aluminum |
| Focus Drive | manual |
| Iris Drive | manual |
| Zoom Drive | manual |
History
Country of Origin: -
Release Date: -
Launch Price: -
Design Revisions:
Service
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Service Manual: (Insert link to manual here)
Full CLA: #hrs.
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…end of Staff section