| Official price |
BDT-89,898.00 |
HD Pentax-FA 31mm F1.8 Limited Specs
| Lens type |
Prime lens |
| Max Format size |
35mm FF |
| Focal length |
31 mm |
| Image stabilization |
No |
| Lens mount |
Pentax KAF |
| Aperture |
|
| Maximum aperture |
F1.8 |
| Minimum aperture |
F22 |
| Aperture ring |
Yes |
| Number of diaphragm blades |
9 |
| Optics |
|
| Elements |
9 |
| Groups |
7 |
| Special elements / coatings |
HD + Super Protect coatings |
| Focus |
|
| Minimum focus |
0.30 m (11.81″) |
| Maximum magnification |
0.16× |
| Autofocus |
Yes |
| Motor type |
Screw drive from camera |
| Full time manual |
Unknown |
| Focus method |
Internal |
| Distance scale |
Yes |
| DoF scale |
Yes |
| Physical |
|
| Weight |
341 g (0.75 lb) |
| Diameter |
65 mm (2.56″) |
| Length |
69 mm (2.72″) |
| Materials |
Aluminum |
| Sealing |
No |
| Colour |
Black, silver |
| Filter thread |
58 mm |
| Hood supplied |
Yes |
| Other |
|
Manufacturer description
The HD Pentax-FA 31mm F1.8 Limited is an updated version of the ‘smc’ version released in 2001. When mounted on a Pentax APS-C body, the focal range is equivalent to 46.5mm. New features include an ‘HD’ coating to reduce flare and ghosting, and fully rounded aperture blades. The lens has a minimum focus distance of 30cm (11.8″) and a max magnification of 0.16x. The lens is all-aluminum (but not weather-sealed) and includes an aperture ring. It’s available in black and silver.
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