Two ELD glass elements in the front lens elements reduce chromatic aberration to a minimum and also ensure sharp, quality images of high contrast.
The Internal Focus system ensures the overall length of the lens does not change during focusing, ensuring convenient handling and ease of use.
Sigma’s Hyper Sonic Motor (HSM) ensures ultra-quiet and high-speed auto-focusing and full time manual focus overide.
A drop-in 46mm filter holder in the rear part of the lens barrel, which can be rotated to facilitate the use of filters, including a polarising filter which comes included with the lens.
By adding an APO teleconverter (optional extra), you can use this lens as a 700mm F6.3 MF ultra-telephoto lens with a 1.4X EX teleconverter, or as a 1000mm F9 MF ult ra-telephoto lens with a 2X teleconverter.
Specifications
|
Lens Type |
Telephoto Prime |
|
Focal length - wide (mm) |
500 |
|
Focal length - tele (mm) |
500 |
|
Max aperture - wide |
4.5 |
|
Max aperture - tele |
4.5 |
|
Minimum aperture |
32 |
|
Minimum focus distance (m) |
4.0 |
|
Image stabilisation |
No |
|
Sensor Format |
FX |
|
Lens elements |
12 |
|
Lens groups |
9 |
|
Aperture blades |
9 |
|
Filter thread (mm) |
46 |
|
Enlargement Ratio |
1:7.7 |
|
Autofocus motor |
HSM |
|
Focus mechanism |
Internal Focusing |
|
MF switch |
Yes |
|
Tele-converter compatibility |
Sigma 1.4x EX DG converter, Sigma 2x EX DG converter |
|
Colour |
Black |
|
Size |
123 x 350 mm |
|
Weight (g) |
3150 |