Canon EF 100-300mm f/4.5-5.6 III USM Zoom Lens

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All the attributes you need for overall shooting

Canon EF 100-300mm f/4.5-5.6 III USM Lens Easily slips into your camera bag, or just mounted to your camera it weighs very little and has a quick and exact autofocus. attached to a sturdy tripod it captures excellent images with very little noise, featuring crystal clear photos.

A very practical and take along telephoto zoom. With five zoom groups, the length is barely 4.8 in. (121.5mm). Featuring rear focusing, allowing the lens to stay the same length and does not rotate while focusing. Any filter adjustments therefore stay intact. It also allows for quiet and quick auto focusing. it's at it's best stopped down around f/8 or f/11, with good lighting or using fast film (or DSLR camera using at 400+ ISO).

Not useful for poor-light situations, although could be used for indoor close-up flash portraits. The build doesn't compare with the "L-series" quality either, although with the steady release of brand new lenses, it's refreshing to discover a sensibly-priced zoom lens with endurance. The EF 100-300 happens to be one of those few lenses, having kept it's position in the Canon lineup for more than a decade. The EF 100-300mm zoom concludes a fusion of up-to-the-minute electronics, mechanical accuracy, and optical distinction. The EF lens mount which is entirely electronic is distinctive in the company of 35mm SLR cameras, functionally silently and dependably as a consequence of removing of mechanical couplings. Also It contains a custom-engineered autofocus motor with microprocessor, and encompasses ultrasonic motor engineering, aspherical elements, flourite crystal plus ultralow-dispersion glass. It is engineered for mounting on all EOS cameras, providing auto & manual focus functions, rear focusing, and an affordable price.  May 4, 2011 ✓

Lens Includes

Canon Zoom Telephoto EF 100-300mm f/4.5-5.6 USM Autofocus Lens
58mm Snap-On Lens Cap
Lens Dust Cap E (Rear)
1-Year Warranty

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Lens styleZoom lens
Max Format Size 35mm FF  
Lens focal length100 300 mm  
Stabilization type No  
Camera mount Canon EF  
Angle of view 24 - 8 15'  
Aperture (lens diaphragm)
Largest aperture opening F4.5 - F5.6  
Smallest aperture opening F32.0 - F38.0  
Includes aperture ring No  
Total diaphragm blades 8  
Total Elements 13  
Number of Groups 10  
Minimum focus distance 1.50 m (59.06")  
Maximum magnification ratio 0.2 x  
Autofocus type Yes  
Motor USM  
Full time manual focus Yes  
Focusing method Rear  
Lens distance scale Yes  
Depth of field scale Yes  
Magnification 1:5  
Physical features
Overall weight540 g (1.19 lb)  
Lens diameter 73 mm (2.87")  
Overall length 122 mm (4.78")  
Construction materials Plastic barrel, metal mount  
Sealing No  
Lens color Black  
Zooming method Rotary (extending)  
Power zoom No  
Zoom lock switch No  
Filter thread size 58 mm  
Lens hood code ET-65III  
Tripod collar included No  
Optional accessories Soft Case ES-C17/LP1019


Canon EF 100-300mm f/4.5-5.6 III USM Lens

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