Canon RF 200-800mm F6.3-9 IS USM

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​Optical and Technical Specifications

​Focal Length: 200-800mm (When used on an APS-C camera, the equivalent focal length is approximately 320-1280mm due to the crop factor).  

​Maximum Aperture: Variable, F6.3-9. The maximum aperture changes as you zoom in.  

​Minimum Aperture: Variable, F32-54.  

​Lens Construction: 17 elements in 11 groups, including 3 UD (Ultra-low Dispersion) lenses.  

​Image Stabilization: Up to 5.5 stops of shake correction. It also supports Coordinated Control IS with compatible cameras that have in-body image stabilization (IBIS).  

​Autofocus System: Nano USM (Ultrasonic Motor) for fast, smooth, and quiet autofocus.  

​Minimum Focusing Distance: Varies with focal length, from 0.8m (2.62 ft) at 200mm to 3.3m (10.83 ft) at 800mm.  

​Maximum Magnification: 0.25x at 200mm.  

​Diaphragm Blades: 9, rounded.  

​Filter Size: 95mm.  

​Physical Characteristics

​Mount: Canon RF.  

​Dimensions (Diameter x Length): Approximately 102.3 x 314.1 mm (4.0 x 12.4 in) at the 200mm focal length. The lens extends when zoomed.  

​Weight: Approximately 2050g (4.52 lbs).  

​Weather Sealing: It has a dust- and water-resistant design.  

​Other Features:

​A white heat-resistant coating to help reduce internal temperature when shooting in hot environments.  

​A non-removable, rotating tripod collar for balanced mounting.  

​A combined Focus/Control ring and two customizable Lens Function Buttons.  

​Compatible with Canon's Extender RF1.4x and Extender RF2x.