Lifesize closeups can be taken from a farther distance without disturbing the subject insects etc.

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The internal floating system minimizes fluctuations in aberrations caused by changes in the focusing distance.

The delineation is therefore razorsharp from 1x to infinity.

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Features Telephoto macro lens with life size 1x magnification3 UD Ultralow Dispersion elements correct aberrations and deliver excellent definition and sharpnessRing type USM delivers high speed and silent AFIdeal for nature and wildlife photography when the subject is more distant.

Specifications Lens Focal Length maximum aperture br /span /td td classspecvalue valigntop span stylefontsize 10pt 180mm 1 3.

5 Lens Construction 14 elements in 12 groups Diagonal Angle of View 13 30 Focus Adjustment Inner focusing system with USM Closest Focusing Distance 0.

48m / 1.

6 ft.

Filter Size 72mm Max.

Diameter x Length Weight 3.

2 x 7.

3 2.

4 lbs.

/ 82.

5 x 186.

6mm 1090g .

Package content Canon EF 180mm f/3.

5L MACRO USM Macro Lens .

Warranty 30 Day Replacement Warranty .