Sigma 18-35mm f/1.8 DC HSM Pentax K

Sigma 18-35mm f/1.8 DC HSM Pentax K
18-35 mm
autofocus 1.9x zoom lens
f/1.8
fixed aperture
  • Sigma HSM Built-in focus motor

compatibilitywith digital cameras

APS-C (1.5x crop factor)

This lens is compatible with APS-C (1.5x crop factor) cameras such as the Pentax KP.

Pentax KP
66.3 - 37.1°
horizontal angle of view
27.5-53.5mm
35mm equivalent focal length

Pros

The Sigma 18-35mm f/1.8 DC HSM Pentax K vs other Digital camera lenses

Aperture Wide aperture Help
f/1.8
Fixed aperture Fixed aperture Help
The same maximum aperture at all focal lengths

The Sigma 18-35mm f/1.8 DC HSM Pentax K vs other Digital camera lenses

Auto focus Supports autofocus Help
Easier to use

Cons

The Sigma 18-35mm f/1.8 DC HSM Pentax K vs other Digital camera lenses

Max focal length Poor telephoto lens Help
35 mm
Wide minimum Poor narrowest aperture Help
f/16

The Sigma 18-35mm f/1.8 DC HSM Pentax K vs other Digital camera lenses

Length Quite long Help
121 mm
Prime lens Zoom lens Help
Typically not as sharp as prime lenses

Specifications

General

Min focal length
Help
18 mm
Max focal length
Help
35 mm
below average below average
Zoom range
Help
1.9x
Magnification
Help
Unknown

Aperture

Wide maximum
Help
f/1.8
above average above average
Wide minimum
Help
f/16
below average below average
Tele maximum
Help
f/1.8
above average above average
Tele minimum
Help
f/16
below average below average

Features

Auto focus
Help
Yes
above average above average
Focus motor
Help
Sigma HSM
Image stabilization
Help
None
Fisheye
Help
No
Tilt-shift
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No

Form factor

Lens mount
Help
Pentax K
Length
Help
121 mm
Diameter
Help
78 mm
Filter size
Help
72 mm
Weight
Help
0.8 kg

Angle of view

Wide horizontal
Help
66.5°
Telephoto horizontal
Help
37.3°
Wide vertical
Help
47.1°
Telephoto vertical
Help
25.3°
Wide diagonal
Help
76.4°
Telephoto diagonal
Help
44.1°

Competitors

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