Product Information
The Sigma Aspherical Macro is a tele-macro camera lens that has a unique focus system. This Sigma Camera Lens for Pentax features the Helical focusing system which allows users to easily incorporate filters, and a "Perfect Hood." The Sigma Aspherical Macro also includes a flare-cut aperture which reduces glare issues in the shots, which improves image quality. Aside from what was mentioned, this 28 mm - 80 mm f/3.5-5.6 lens has a special depth scale on the barrel, allowing photographers to specify and calculate their desired depth of field. With a minimum focus distance of under 20 inches, the Sigma Camera Lens for Pentax excels at close-ups. This 28 mm - 80 mm f/3.5-5.6 lens is also compact, and lightweight, at only 9 oz (a little over half a pound). The Sigma Aspherical Macro is easy to tuck into a carry-on bag, and it makes a fine companion for a Pentax camera.Product Identifiers
ModelMini Zoom Macro Aspherical
eBay Product ID (ePID)101700342
Product Key Features
MountCanon EOS
Focal Length28-80mm, Zoom
Maximum Aperturef/3.5-5.6
TypeWide Angle, Telephoto
Focus TypeAuto & Manual, Zoom
Additional Product Features
ApertureF/3.5-5.6
Additional Tech CharacteristicsAspherical
Focal Length (mm)28-80mm
Camera TypeSLR