Pentax smc FA 31mm F1.8 AL Limited

Pentax smc FA 31mm F1.8 AL Limited lens
Pentax smc FA 31mm F1.8 AL Limited lens right
Pentax smc FA 31mm F1.8 AL Limited lens

Pentax smc FA 31mm F1.8 AL Limited

Key specs

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Pentax smc FA 31mm F1.8 AL Limited Full Specifications

Image properties

Max Format size
Full-frame
Focal length, 31
Focal Length 35mm Equivalent, 46.5
Angle of View, 70
Maximum magnification0.16
Image stabilisation

Aperture

Aperture max1.8
Aperture min22
Aperture ring
Number of diaphragm blades9

Optics

Elements9
Groups7

Focus

Focus methodExtending front
Autofocus
Autofocus motor typeScrew drive from camera
Closest focusing distance0.3 m
Depth of field (DoF) scale

Dimensions

Lens typeNormal
Lens mountPentax KAF
Colour of productBlack, Silver
Weight345 g
Diameter65 mm
Length69 mm
Filter size58 mm
Hood supplied
Tripod collar