IRIX Firefly 11mm f/4 Firefly 11mm
Its 16-element optical path with three aspherical and two ED elements, plus Neutrino coating, provides sharp, low-distortion images and a weather-sealed build at just 730g. The manual focus design features a rubberized ring, focus lock, and depth-of-field scale, offering precise control in a durable, weather-resistant ABS housing. This lens is ideal for Pentax K-mount users shooting ultra-wide landscapes and close-up details, given its 275mm minimum focus distance.
Snapshot
Переваги та недоліки
Pros
- Strong optical (88th percentile) 88th
- Strong macro (72th percentile) 72th
Cons
- Below average af (15th percentile)
- Below average aperture (25th percentile)
- Below average bokeh (29th percentile)
- Below average user sentiment (30th percentile)
What owners think
Як змінювалася думка власників із часом
ЕксклюзивНа основі того, коли покупці справді писали відгуки, — щоб побачити, чи виправдалися перші похвали.
На основі 39 датованих відгуків покупців, згрупованих за календарними кварталами. Аналіз за періодами — англійською.
The proof
Продуктивність
Характеристики
Повні характеристики
Optics
| Type | wide-angle |
| Focal Length Min | 11 |
| Focal Length Max | 11 |
| Elements | 16 |
| Groups | 10 |
| Aspherical Elements | 3 |
| ED Elements | 2 |
| Coating | Neutrino coating |
Aperture
| Max Aperture | 22 |
| Min Aperture | 4 |
| Constant | Yes |
| Diaphragm Blades | 9 |
Build
| Mount | Canon EF |
| Format | full-frame |
| Weather Sealed | Yes |
| Weight | 0.7 kg / 1.6 lbs |
AF & Stabilization
| AF Type | manual focus only |
| Stabilization | No |
Focus
| Min Focus Distance | 275 |
Порівняння з конкурентами
| Spec | IRIX Firefly 11mm f/4 Firefly 11mm | 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 | 11mm | 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 | Canon EF | 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) | 730 | 615 | 92 | 726 | 655 | 515 |
| AF Type | manual focus only | HLA | VXD linear motor | STM | linear motor | STM |
| Lens Type | wide-angle | zoom | zoom | zoom | telephoto | zoom |
| Compare | Compare | Compare | Compare | Compare |
| Product | Af | Bokeh | Build | Macro | Optical | Aperture | User Sentiment | Versatility | Social Proof | Stabilization |
|---|---|---|---|---|---|---|---|---|---|---|
| IRIX Firefly 11mm f/4 Firefly 11mm | 15.1 | 29 | 31.8 | 72.2 | 88.3 | 25 | 30.4 | 34 | 56.5 | 35.8 |
| Sigma Contemporary 16-300mm f/3.5-6.7 DC OS Compare | 55 | 85.6 | 57.8 | 86.2 | 98.9 | 78.8 | 0 | 99.6 | 77.9 | 99 |
| Tamron Di III 18-300mm f/3.5-6.3 Di III-A VC VXD Compare | 98.2 | 76.8 | 96.4 | 88.1 | 73.8 | 78.8 | 30.4 | 99.2 | 83 | 80.8 |
| Nikon NIKKOR Z 28-400mm f/4-8 VR Compare | 86.2 | 79.7 | 50.3 | 81.5 | 97 | 73.3 | 0 | 98.9 | 83 | 98.2 |
| Panasonic LUMIX G Leica DG Vario-Elmarit H-ES50200 Compare | 98.2 | 87.3 | 54.1 | 22.5 | 95.9 | 85.1 | 91.7 | 88.3 | 65.9 | 96.3 |
| Canon EF-S 18-135mm f/3.5-5.6 IS USM Compare | 86.2 | 76.8 | 46 | 33 | 79.5 | 78.8 | 0 | 96 | 77.9 | 92.3 |
Оцінки за сценаріями використання
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