Used Sigma 70-300mm f/4-5.6 APO Macro DG (Canon AF)

Telephoto zoom lens with tele-macro function, optimized for digital cameras

This high performance telephoto zoom lens is ideal for digital SLR cameras. This lens has two SLD glass elements in the front lens group and one in the rear lens group It is able to shoot with maximum magnification 1:2 at the focal length of 300 mm. It's the ideal lens for portraits, sports photography, nature photography, and other types of photography that frequently use the telephoto range.

Coating reduces Ghost and Flare
The multi-layer lens coating and lens design reduce flare and ghost, which is a common problem with digital cameras and also creates an optimum colour balance through the entire zoom range.

SLD glass for high image quality
This lens has two SLD (Special Low Dispersion) glass elements in the front lens group and one in the rear lens group, the lens has excellent correction of chromatic aberration through the entire zoom range.

Macro shooting with maximum magnification 1:2
High optical performance is demonstrated throughout the entire zoom range. It also has a switch that converts the lens to macro photography at focal lengths between 200mm and 300mm with a minimum focusing distance of 95cm. In normal mode the minimum focusing distance is 150cm at all zoom settings. Maximum magnification between 200mm and 300mm is 1:2.9 to 1:2.

Specification:

• Lens Construction: 14 Elements in 10 Groups
• Angle of View: 34.3 - 8.2 degrees
• Number of Diaphragm Blades: 9 Blades
• Minimum Aperture: f/22
• Minimum Focusing Distance 150cm / 95cm(Macro mode)
• Maximum Magnification 1:4.1 / 1:2(Macro mode)
• Filter Size: Diameter 58mm
• Dimensions: Diameter 76.6mm x Length 122mm
• Weight: 550g