Sigma 50mm F1.4 EX DG HSM

Large aperture, standard prime lens for the latest digital cameras
 
This large aperture prime lens with a standard focal length of 50mm is ideal for digital cameras.  This lens has superior peripheral brightness and provides high contrast image even at the maximum apertures.  It is ideal for several type of photography such as portrait, landscape and reportage.  The molded glass aspherical lens elements provide excellent correction of chromatic aberration and ensure superior optical performance.  The fast F1.4 aperture and rounded 9 blade diaphragm creates an attractive blur to the out of focus areas.  This lens incorporates HSM (Hyper Sonic Motor), which ensures a quiet and high-speed AF as well as full-time manual focus override.
 
The large aperture standard lens designed with the latest power layout

 

This is a "DG" lens, making it suitable for 35mm film SLR cameras as well as digital SLR cameras. It is possible to use this lens to produce creative effects depending on the aperture value and distance. This lens effectively becomes an 80mm medium telephoto lens on digital cameras with an APS-C size image sensor.

 

F1.4 Large aperture

 

This large aperture prime lens provides a bright image through the viewfinder. It enables photographers to easily check focusing and composition. The narrow depth of field enables photographers to emphasize the subject. The large maximum aperture of F1.4 is ideal for indoor photography without a flashgun or in dim lighting conditions.

 

Superior peripheral brightness
 
The design of the large aperture provides superior performance, increasing peripheral brightness, enabling a bright viewfinder image and creating an attractive blurred background.

 

Correction of sagittal coma flare
 
The molded glass aspherical lens elements provide excellent correction of sagittal coma flare. It is ideal for astronomical photography and shooting for the illumination. It creates an attractive blur with a large aperture in portrait shooting.
 
The rounded diaphragm
 
This lens has a rounded 9 blade diaphragm which creates an attractive blur to the out of focus areas.
 
Minimum focusing distance of 45cm/17.7in.
 
This lens has a maximum magnification ratio of 1:7.4. The shallow depth of field with the maximum large aperture provides unique expression.
 
HSM (Hyper Sonic Motor)
 
This lens incorporates HSM, which ensures quiet and high-speed AF as well as full-time manual focus override by rotation of the focus ring.
 
Reduced Ghosting and Flare
 
The super multi-layer coating reduces flare and ghosting. It provides high contrast images even when the subject is backlit.
 
Petal-type hood
 
This lens is equipped with a Petal-type hood to block out extraneous light and reduce internal reflection.

 

Specifications:

 

Lens Construction  8 Elements in 6 Groups
Angle of View  46.8 degrees 
Number of Diaphragm Blades  9 Blades
Minimum Aperture F16 
Minimum Focusing Distance  45cm 
Maximum Magnification  1:7.4
Filter Size  Diameter 77mm 
Dimensions  Diameter 84.5mm X Length 68.2mm
Weight  505g