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SMC Pentax-FA 31mm f/1.8 AL Limited
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Pentax
· Pentax Kaf2 ·
Lens
SMC Pentax-FA 31mm f/1.8 AL Limited
58mm filter · 349g
New
$1,199
Used (avg)
~$850
Updated Jun 2026
Focal length
31mm
Max Aperture
f/1.8
Weight
349g
Filter Thread
58mm
Min Focus Distance
30cm
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Mount:
Pentax Kaf2 — compatible with all Pentax Kaf2-mount bodies.
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Mount
Pentax KAF2
Groups
6
Elements
8
Weight
349g
Autofocus
Yes
Filter Thread
58mm
Max Aperture
f/1.8
Focal Length
31mm
Image Circle
Full Frame
Min Aperture
22
Min Focus Distance
30cm
Aperture Blades
9
Introduced
1997
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