(INSERT SINGLE HERO IMAGE HERE - other images below in media section)
| Manufacturer | Cooke |
| Series | S4 |
| Model | FF/i |
| Focal Length | 25mm |
| Max Aperture | T2.0 |
| Min Aperture | T16 |
| Format | Full-Frame |
| Image Circle | ⌀ |
| Minimum Focus | 11in |
| Focus Rotation | 270° |
| Iris Blades | 9 |
| Optical Design | - |
| Squeeze | none |
| Front Diameter | 87mm |
| Filter Thread | 82mm |
| Focus/Zoom Rod | none |
| Native Mount | PL, LPL |
| Data Protocol | /i |
| Length | 4.33in |
| Weight | 1.65kg |
| Body Telescope | none |
| Body Material | aluminum |
| Focus Drive | manual |
| Iris Drive | manual |
| Zoom Drive | none |
Country of Origin: UK
Release Date: 2026
Launch Price: -
Design Revisions:
This section restricted to Duclos Staff users.
Service Manual: (Insert link to manual here)
Full CLA: #hrs.
Enter relevant notes here
…end of Staff section