N°98655 · Family detail
SigmaZoom·PENTAX K mount

Sigma 18-50mm F/2.8 EX DC

Specifications01

Focal length18-50mm
Max aperturef/2.8
TypeZoom

Summary02

Sigma 18-50mm f/2.8 DC is a standard zoom lens for APS-C/Sensor cameras (Pentax K mount), designed for general photography with a constant f/2.8 aperture for low-light and subject isolation.

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Specifications from lensdb

Where can this lens be adapted?

The Pentax K mount has a flange distance of 45.46 mm. A plain adapter fits a camera whose flange distance is at least 1.46 mm shorter. How lens adapters work

  • Pentax DA and FA J lenses have no aperture ring. Use an adapter with its own aperture control.
  • Pentax DA lenses are made for APS-C.
  • Sony EAdapter · 27.46 mm
  • Canon RFAdapter · 25.46 mm
  • Nikon ZAdapter · 29.46 mm
  • Fujifilm XAdapter · 27.76 mm
  • L-MountAdapter · 25.46 mm
  • Micro Four ThirdsAdapter · 26.21 mm
  • Fujifilm G (GFX)Adapter · 18.76 mm
  • Canon EF-MAdapter · 27.46 mm
  • Canon EFAdapter · 1.46 mm

    A rear element that sticks out can hit the camera mirror.

No plain adapter reaches infinity focus on: Nikon F.

Sources03

lens-db.comVisit ↗

Other Mounts03

This lens family is also indexed in 1 other mount.