Lens Explorer / Compare
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Compare specifications and GLM's editorial notes. Check the source documentation for the exact lens version, then send both families with your project details.
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Original illustrations of representative lenses, with simplified details and no shared scale. The overview, use cases and tradeoffs are editorial selection guidance. Test the exact lenses on your camera before committing to a package.
| Specification | Cooke S4/i | Cooke SP3 |
|---|---|---|
| Overview | Cooke's Super 35 prime family with /i lens metadata. Most focal lengths open to T2.0; the 300mm opens to T2.8. | Compact mirrorless primes built around Cooke's Speed Panchro heritage. Cooke describes the series as matched to Panchro/i Classic FF, with aligned focus and iris mechanics. |
| Lens type | Spherical Prime | Spherical Prime |
| Focal range | 12mm-300mm | 18–100mm |
| Max. aperture | T2.0-T2.8 | T2.4 |
| Coverage | Super 35 Cooke specifies a maximum format diameter of 30mm. Confirm sensor-mode coverage, especially for larger Super 35 gates. | Super 35 / Full Frame Full Frame / Super 35; 43.3mm image circle. Camera and mount compatibility still apply. |
| Mounts | PL | E / RF / L / Z / M |
| Image circle | 30 mm | 43.3 mm |
| Introduced | 1998 (S4); 2005 (/i) | Not established |
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| GLM sourcing | Ask GLM about sourcing GLM can use this profile as a starting point for lens strategy, sourcing, or adjacent package recommendations. | Ask GLM about sourcing GLM can use this profile as a starting point for lens strategy, sourcing, or adjacent package recommendations. |
Coverage can change with focal length, rear optics and sensor mode. Inventory links describe the mapped GLM package; confirm the exact set, price and shoot dates with GLM.
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