Telephoto Zoom

• Focal Length & Maximum Aperture: 100-400mm 1:4.5-5.6
• Lens Construction: 17 elements in 14 groups
• Focus Adjustment Rear: focusing system with USM
• Closest Focusing Distance: 1.8m / 5.9 ft.
• Filter Size: 77mm
• 90 Days Refurbished Camera Limited Warranty