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Zeiss 21mm f/2.8 Classic Lens Specifications and Measurements
| Specifications | Zeiss 21mm f/2.8 Classic Lens | |
|---|---|---|
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| Year Introduced | 2010 | |
| Mounts On | Full-Frame, APS-C | |
| Lenses / Groups | 16/13 | |
| Angle of View: Diagonal | 81° | |
| Aperture | ||
| Aperture Range - Wide / Long | f/2.8-22 | |
| Number of Aperture Blades | 9 | |
| Rounded Aperture? | ||
| Weight | ||
| Manufacturer Specification Weight | 21.2 oz (600g) | |
| Actual Weight | 25.4 oz (720g) | |
| Lens Hood Weight | 1.6 oz (45g) | |
| In-Use Weight | 27 oz (765g) | |
| Size | ||
| Manufacturer Spec Size (DxL) | 3.43 x 4.29” (87 x 109mm) | |
| Measured Size (DxL) | 3.44 x 3.76” (88 x 95.4mm) | |
| Max Length at Full Extension | 3.76” (95.4mm) | |
| Internal Zoom? / Extends with Zoom? | N / N | |
| Internal Focusing? / Extends with Focusing? | Y / N | |
| Lens Hood Size (DxL) | 3.83 x 1.39” (97.4 x 35.3mm) | |
| Lens Length with Hood (Min-Max) | 4.98 - 4.98” (126.4 - 126.4mm) | |
| Size of Rings: Focus / Zoom | 1.81” (45.9mm) | |
| Filter Size | 82mm UV ► CP ► | |
| Front Element (Filter Mount) Rotates | N | |
| Focus | ||
| AF Motor Type | MF Only | |
| Full Time Manual Focus | Y | |
| Focus Ring Rotation | 123° | |
| Focus Limiter? / Focus Limiter Ranges | N | |
| Distance Scale? / Type | Y / Engraved | |
| Close Focus | ||
| Spec Min Focus Distance (Wide / Long) | 8.66” (220mm) | |
| Tested Min Focus Distance (Wide / Long) | 8.98” (228mm) | |
| Maximum Magnification | 0.20x | |
| Features | ||
| Tripod Ring Included? / Removable? | N | |
| Lens Hood Included / Model? | Y / | |
| Weather Sealed? / Filter Required? | N | |
| Image Stabilization? / Stops? / Tripod Sensing? | N | |
| Extender Compatible? | N | |
| Case Included? / Type? | N / | |
| 47.25" x 31.5" Subject Framing Distance | 21mm = 2.70' | |
| 1200mm x 800mm Subject Framing Distance | 21mm = 823mm | |
| Review | Zeiss 21mm f/2.8 Classic Lens | |
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