Description:

• 24-105mm focal length first-rank for reportage, event, travel, and celebrity photography
  
• EF mount; light zoom lens
  
• 3-stop Image Stabilizer for outstanding camera shake reduction
  
• Ultra-Low Dispersion glass (UD) element used to get rid of secondary chromatic aberrations
  
• Ring-type UltraSonic Motor (USM) employs ultra-sonic frequency vibrations to drive autofocus speedy ly and silently

Specification:

• 
  
• Focal length: 24-105mm
  
• Maximum aperture: f4
  
• Lens construction: 18 elements in 13 groups
  
• Diagonal angle of view: 84 to 23 degrees 20 seconds (with full-frame camera)
  
• Focus adjustment: Inner focusing system with focusing cam
  
• Closest focusing distance: 1.48 feet/0.45 meters
  
• Zoom system: 5-group helical zoom (front group moves: 32.5mm)
  
• Filter size: 77mm
  
• Maximum diameter x length: 3.3 x 4.2 inches/83.5mm x 107mm (lens only)
  
• Weight: 23.6 ounces/670 grams (lens only)