The wide-angle lens of the series is very versatile. The large aperture allows for creative play with depth of field, which can be a valuable design tool for both landscape and street photography. This lens also provides sharp imaging performance with natural perspective and high contrast for architectural photography. The HD PENTAX-FA 31mm F1.8 Limited reflects the atmosphere of the current situation with its neutral imaging, making it perfect for capturing snapshots.
| Sensor compatibility | full size | 
| Weight | 341 g | 
| Focus type | Autofocus | 
| Lens type | Wide angle lens | 
| Bayonet lens mount | Pentax KAF | 
| Focal length | 31 mm | 
| Item number | 15647601 | 
| Colour | Silver | 
| Minimum focus distance | 0.30 m | 
| Lens type | Wide angle lens | 
| Bayonet lens mount | Pentax KAF | 
| Aperture | 2 f/ | 
| Min. aperture | 22 f/ | 
| Min. focal length (exact) | 31 mm | 
| Max. Focal length (exact) | 31 mm | 
| Focal length | 31 mm | 
| Sensor compatibility | full size | 
| Number of diaphragm blades | 9 x | 
| Filter thread | 58 mm | 
| Number of lenses | 9 | 
| Number of lens groups | 7 | 
| Lens equipment | Wide angle lens | 
| Optical zoom | 0.16 x | 
| Focus type | Autofocus | 
| Min. aperture opening | f/22 | 
| Max. aperture | f/1.8 | 
| Aperture | f/1.8 - 22 | 
| Min. focal length (exact) | 0.03 m | 
| Max. Focal length (exact) | 0.03 m | 
| Filter thread | 0.06 m | 
| Country of origin | Vietnam | 
| CO₂-Emission | |
| Climate contribution | 
| Scope of delivery | Lens cap o-lw65b,lens mount cap k, lens case p70-140 | 
| Weight | 341 g | 
| Length | 69 mm | 
| Diameter | 65 mm | 
| Length | 14.10 cm | 
| Width | 8.60 cm | 
| Height | 8.60 cm | 
| Weight | 504 g | 
| Product Safety | 
How often does a product of this brand in the «Lenses» category have a defect within the first 24 months?
Source: GalaxusHow many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: GalaxusHow often is a product of this brand in the «Lenses» category returned?
Source: Galaxus