Pentax HD PENTAX-D FA HD -D FA 21mm f/2.4ED Limited DC WR 21mm
The f/2.4 aperture and 11-element optical design with four ED elements, one aspherical element, and HD Coating deliver sharp, ghosting-resistant images across the full-frame field. Its weather-sealed, compact 417g build and quiet DC autofocus motor provide reliable, all-day handling in harsh outdoor conditions. This lens is best for Pentax landscape and close-up photographers who need a portable, flare-resistant ultrawide prime for detailed field work.
Snapshot
Ventajas y desventajas
Pros
Cons
What owners think
Cómo cambió la opinión de los propietarios con el tiempo
ExclusivaSegún cuándo escribieron realmente sus opiniones los clientes, para ver si los elogios iniciales se mantuvieron.
Basado en 8 opiniones de clientes con fecha, agrupadas por trimestre natural. El análisis por periodo está en inglés.
The proof
Rendimiento
Especificaciones
Especificaciones completas
Optics
| Type | prime |
| Focal Length Min | 21 |
| Focal Length Max | 21 |
| Elements | 11 |
| Groups | 8 |
| Aspherical Elements | 1 |
| ED Elements | 4 |
| Coating | High-Grade Multi-Layer HD Coating |
Aperture
| Max Aperture | 22 |
| Min Aperture | 2.4 |
| Constant | Yes |
| Diaphragm Blades | 8 |
Build
| Mount | Pentax K |
| Format | full-frame |
| Weather Sealed | Yes |
| Weight | 0.4 kg / 0.9 lbs |
| Filter Thread | 67 |
AF & Stabilization
| AF Type | Autofocus |
| Stabilization | No |
Focus
| Min Focus Distance | 180 |
| Max Magnification | 1:3.85 |
Frente a la competencia
| Spec | Pentax HD PENTAX-D FA HD -D FA 21mm f/2.4ED Limited DC WR 21mm | Sigma Contemporary 16-300mm f/3.5-6.7 DC OS | Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD | Nikon NIKKOR Z 28-400mm f/4-8 VR | Panasonic LUMIX G Leica DG Vario-Elmarit H-ES50200 | Canon EF-S 18-135mm f/3.5-5.6 IS USM |
|---|---|---|---|---|---|---|
| Focal Length | 21mm | 16-300mm | 18-300mm | 28-400mm | 50-200mm | 18-135mm |
| Max Aperture | 22 | f/3.5 | f/3.5 | f/4 | f/2.8 | f/3.5 |
| Mount | Pentax K | Sony E | Fuji X | Nikon Z | Micro Four Thirds | Canon EF-S |
| Stabilization | false | true | true | true | true | true |
| Weather Sealed | true | true | false | true | true | false |
| Weight (g) | 416 | 615 | 92 | 726 | 655 | 515 |
| AF Type | Autofocus | HLA | VXD linear motor | STM | linear motor | STM |
| Lens Type | prime | zoom | zoom | zoom | telephoto | zoom |
| Compare | Compare | Compare | Compare | Compare |
| Product | Af | Bokeh | Build | Macro | Optical | Aperture | Versatility | Social Proof | Stabilization |
|---|---|---|---|---|---|---|---|---|---|
| Pentax HD PENTAX-D FA HD -D FA 21mm f/2.4ED Limited DC WR 21mm | 54.8 | 21.9 | 73.8 | 84.8 | 73.1 | 24.6 | 34.1 | 54.9 | 36 |
| Sigma Contemporary 16-300mm f/3.5-6.7 DC OS Compare | 54.8 | 84.6 | 58.7 | 85.9 | 98.9 | 77.5 | 99.6 | 78 | 99 |
| Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD Compare | 98.3 | 75.5 | 96.4 | 87.8 | 74.3 | 77.5 | 99.2 | 83.1 | 81.1 |
| Nikon NIKKOR Z 28-400mm f/4-8 VR Compare | 86.6 | 78.4 | 51.1 | 81.2 | 97 | 71.8 | 98.9 | 83.1 | 98.2 |
| Panasonic LUMIX G Leica DG Vario-Elmarit H-ES50200 Compare | 98.3 | 86.4 | 54.8 | 22.9 | 95.9 | 84 | 88.3 | 65.9 | 96.3 |
| Canon EF-S 18-135mm f/3.5-5.6 IS USM Compare | 86.6 | 75.5 | 46.8 | 33.3 | 79.8 | 77.5 | 96 | 78 | 92.5 |