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Sigma DG 12-24 mm f/ 4.5-5.6 HSM II Lens

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Sigma DG 12-24 mm f/ 4.5-5.6 HSM II lens

Sigma DG 12-24 mm f/ 4.5-5.6 HSM II lens

MTF-charts

Sigma DG 12-24 mm f/ 4.5-5.6 HSM II MTF Chart

Sigma DG 12-24 mm f/ 4.5-5.6 HSM II MTF Chart

Optical design

Sigma DG 12-24 mm f/ 4.5-5.6 HSM II optical design

Sigma DG 12-24 mm f/ 4.5-5.6 HSM II optical design

Format: 35mm SLR

Type: Zoom lens

Focusing: Auto Focus (AF)

Lens mounts: Canon EF, EF-S, Sony A / Minolta A, Nikon F (FX, DX), Sigma SA

First year of production: 2011

Optical design: 17 elements in 13 groups (1SLD+4FLD+3ASmold+1ASHibrid)

Features: Ultra-Sonic Motor
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Average price: $900

Specifications:

Focal lengthMax. apertureMin. apertureBladesMin. Focus (m.)Filter Ø (mm.)Weight (gr/oz)Length (mm/in)
12mm - 24mmf/4.5 - f/5.6f/2260.2882670/23,6120/4,7

Additional information:

The Sigma 12-24 mm f/ 4.5-5.6 DG HSM II

  • 17 elements in 13 groups
  • Angle of view 122°- 84.1°
  • 6-blade aperture
  • Minimum aperture F22
  • Minimum focusing distance 280 mm
  • Max. magnification 1:6.4
  • Diameter 87 mm
  • Length 120 mm
  • Super Multi-Layer coating
  • FLD glass elements
  • 3 aspherical elements
  • HSM+FTM
  • Dust and moisture protection
  • RRP $ 1,400  (Feb,  2011)

Pros:

  • compact and well assembled lens body,
  • excellent image quality at the center of the frame,
  • reasonably low level of distortion,
  • well corrected coma,
  • moderate astigmatism,
  • quiet, fast and effective autofocus.

Cons:

  • low image quality on the edges of a full frame,
  • high vignetting (visible even on the DX sensor),
  • many problems in bright back light,
  • visible chromatic aberration at closer focal lengths,
  • no filter capability.

Links to online resources:
Posted by: dv   Date of publication: 08.02.2011


Mechanical quality0.000
Optical quality0.000
Usability0.000
Pricing / Value0.000
Bokeh0.000
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