| Focal Length | T-Stop | Min. Focus | Weight (lbs) | Front Diameter |
|---|---|---|---|---|
| 6mm | 2 | 8″ | 3.5 | 110mm |
| 9.5mm | 2 | 8″ | 3.5 | 110mm |
| 12mm | 2 | 9″ | 3.5 | 110mm |
16mm Cooke SK4 Primes
| Focal Length | T-Stop | Min. Focus | Weight (lbs) | Front Diameter |
|---|---|---|---|---|
| 6mm | 2 | 8″ | 3.5 | 110mm |
| 9.5mm | 2 | 8″ | 3.5 | 110mm |
| 12mm | 2 | 9″ | 3.5 | 110mm |