Description
The Duclos 1.7x Expander effectively increases the image circle of the taking lens, providing a narrower field of view while maintaining the highest level of image quality.
The Duclos 1.7x Expander features an integrated back focus adjustment for quick, easy field tuning. No need for shimming. Designed and manufactured with high grade, anodized aluminum body, and stainless steel PL mounts, the Duclos 1.7x Expander excels at maintaining resolution throughout the field.
Compatibility
Optically, the 1.7x Expander will work with any S35 lens with a maximum aperture of T2.0 or greater. Faster lenses will exhibit excessive aberration. Physically, there are restrictions that vary from lens to lens. Will it fit your lens? Consult Duclos Lenses database linked here.
Specs
| Focal Length | 1.7x taking lens |
| Max Aperture | -1.5 stops |
| Coverage | FF35, Vista Vision |
| Lens Mount | PL to PL |
| Min. Focus | N/A |
| Front Dia. | N/A |
| Length | 1.5″ |
| Weight | 13.2 oz. |
