Sigma's 70-300mm F4-5.6 APO MACRO SUPER is one of several new tele zoom lenses. It is a compact Apochromatic tele zoom lens incorporating two Special Low Dispersion glass elements in the front lens group, plus one Special Low Dispersion glass element in the rear lens group, to minimize chromatic aberration. It is a Tele-Macro Zoom lens, capable of focusing down to 1:2 (half life-size) reproduction ratio at 300mm focal length (an optional accessory 58mm achromatic close-up lens allows even closer focusing and reproduction ratios up to 1:1 or life-size) with superb optical quality. A detachable bayonet hood is provided. The lens materials used in this new product are lead and arsenic free ecological glass.
Filter Size 58mm
F-Stop Range 4-22 / 5.6-32
Minimum Focus Distance 59.7" (37.4" In Macro)
Magnification 1:2 (In Macro)
Zoom/Focus Control Two-Touch
Angle Of View 34 (70mm) - 8 (300mm) Deg
Max. Diameter 2.9"
Weight 20.6 Oz.
Specialties Low Dispersion, Macrop.S. The Only Difference Between The Older Lens And The "Super" Is A More Advanced Optical Design.
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