Lens Construction 11 Elements in 9 Groups
APO Tele Converter 1.4X AF 
2X AF
Angle of View 8.2º
Number of Diaphragm Blades 9
Mininum Aperture f32
Minimum Focusing Distance 250 cm / 98.4 in
Filter Size (mm) 46 (Rear)
Maximum Magnifications 1:7.5
Dimensions
(Diameter x Length)		 119 x 214 mm/4.7 x 8.4 in
Weight 2400g / 84.7oz.
Corresponding Mounts
Sigma  HSM 
CONV
Nikon  HSM 
CONV
D 
Canon  HSM 
CONV
Sony/Minolta  CONV
Pentax  CONV
HSM - Hyper-Sonic Motor
CONV - APO Teleconverter EX
D - Distance Information Function

*Sony/Minolta & Pentax Mount: Does not have HSM
 
* Nikon Mount: Built in motor lens: compatible with D40, D40x, D60, D3000, D5000

* The appearance, specifications, and the like of the product are subject to change for improvement without notice.

 

MTF CHART

LENS CONSTRUCTION