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ZEISS Biogon T* 2.8/21 ZM, the super-sharp super-wide angle.
Focal length: 21 mm
Aperture range: f/2.8 - f/22
Camera mount: Leica M-Mount* (ZM)
Format compatibility: Full Frame
Focusing range: 0.50 m - ∞
Angle of view**
| General | |
|---|---|
| Product line | ZEISS ZM lenses |
| Lens type | Super wide angle |
| Lens type | Fixed focal length |
| Sensor type | Full-Frame |
| Colour | silver |
| Image sensor | |
|---|---|
| Sensor format | ~24x36 |
| Electronics | |
|---|---|
| Focusing | manual |
| Lens | |
|---|---|
| Bayonet mount | Leica M |
| Focal length | 21 mm |
| Stabiliser | ✘ |
| min. Focal length | 21 mm |
| longest focal length | 21 mm |
| max. speed | 2.8 |
| Opt. composition (groups/elements) | 9/7 |
| min. Close-up | 50 cm |
| Magnification | 1:21 x |
| Apochromat | ✘ |
| Lens hood | ✘ |
| Filter thread | 46 mm |
| Dimensions | |
|---|---|
| Total length | 75 mm |
| Weight (incl. battery and memory card) | 280 g |
4.84/5 — More than 29,500 reviews
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