SIGMA ZOOM 18-50mm 1:2.8 EX DC IF for Nikon

Odličan Sigmin zoom sa unutrašnjim fokus motorom za crop senzore.
Brz je, vrlo oštar preko cijeog ekrana i kompaktan.
Održavan, malo korišten, potpuno ispravan sa originalnom ambalažom.
Made in Japan.

Main technical characteristics of SIGMA ZOOM 18-50mm 1: 2.8 EX DC:

DC (Digital Camera) - the lens is designed for SLR cameras with an APS-C sensor
EX (EXcellent) - the highest quality professional lens
AF Auto focus using the camera motor
1:2.8 - fast lens with a fixed maximum aperture over the entire range of focal lengths
LOCK - button for fixing the zoom ring at 18 mm.
D (Distance) - the lens transmits the focusing distance to the camera
ZOOM - zoom lens with variable focal length
IF (Iinternal Focusing) - internal focus
SML (Super Multi Layer) - super multicoated optics
ASP (Aspenherical) - aspherical elements in the optical scheme
SLD (Special Low Dispersion) - special low dispersion elements in the optical scheme
Bayonet hood included
5 pins microprocessor

Front Filter Diameter 67 mm
Focal length 18-50 mm EGFDX cameras is 27-75 mm
Zoom ratio 2.78 X (usually rounded to 3)
Designed by for Nikon DX digital cameras
Number of aperture blades 7 petals
Tags focusing distance in meters and feet, focal lengths for 18, 24, 28, 35, 50 mm, mark of bayonet mount and mount / fix hood.
Diaphragm control is via the camera menu F / 2.8-F / 22 aperture over the entire focal length range
MDF 0.28 m, maximum magnification ratio 1: 5
The weight 445 g

Optical design 15 elements in 13 groups. The scheme includes:
2 aspherical ASP elements (one molded glass, one hybrid)
1 low dispersion element SLD