| Four Thirds Zoom Lenses that have a f/4 or faster aperture | | | | "I am delighted with this 140-600mm lense as it enables me to get close shots of birds and wildlife and has great clarity and sharpness for a moderately priced lense." bhphotovideo.com | Great telephoto lens | | 300 mm | | | Aperture | f/4 | | | Length | 127 mm | | | | | Fixed aperture | No | | | Diameter | 80 mm | | | | | Max focal length | 300 mm | | | Weight | 0.6 kg | | | | | Zoom range | 4.3x | | | Min focal length | 70 mm | | | | | | | | | | "Instant focusing when used with e3. Great color retention." bhphotovideo.com | Aperture | f/2.8 | | | Length | 157 mm | | | | | Fixed aperture | No | | | Diameter | 87 mm | | | | | Max focal length | 200 mm | | | Weight | 1 kg | | | | | Zoom range | 4x | | | Min focal length | 50 mm | | | | | | | | "I found the lens solid in feel, easy to change, quick enough focussing" bhphotovideo.com | Aperture | f/4 | | | Length | 74 mm | | | | | Fixed aperture | No | | | Diameter | 79 mm | | | | | Max focal length | 18 mm | | | Weight | 275 g | | | | | Zoom range | 2x | | | Min focal length | 9 mm | | | | | | | | | | "I am an avid amateur photographer and have found this lens to fill most of my needs. Although this lens is a bit heavy, the quality of craftmenship is very apparent. The image color quality is outstanding and it maintains detail out to the image margins even at 12mm. Good macro capability as well." bhphotovideo.com | Aperture | f/2.8 | | | Length | 99 mm | | | | | Fixed aperture | No | | | Diameter | 80 mm | | | | | Max focal length | 60 mm | | | Weight | 0.6 kg | | | | | Zoom range | 5x | | | Min focal length | 12 mm | | | | | | | | "Super sharp, wicked quality. Incredible for landscape photography!" bhphotovideo.com | Fixed aperture | | The same maximum aperture at all focal lengths | | | Aperture | f/4 | | | Length | 119 mm | | | | | Fixed aperture | Yes | | | Diameter | 86 mm | | | | | Max focal length | 14 mm | | | Weight | 0.8 kg | | | | | Zoom range | 2x | | | Min focal length | 7 mm | | | | | | | | | | "Light weight and easy to handle. Imagages are very sharp and bright." bhphotovideo.com | Aperture | f/4 | | | Length | 72 mm | | | | | Fixed aperture | No | | | Diameter | 66 mm | | | | | Max focal length | 150 mm | | | Weight | 220 g | | | | | Zoom range | 3.8x | | | Min focal length | 40 mm | | | | | | | | "For routine use. the light weight, and compactness of the E-500/14-42 combo can be a real advantage." bhphotovideo.com | Aperture | f/3.5 | | | Length | 61 mm | | | | | Fixed aperture | No | | | Diameter | 66 mm | | | | | Max focal length | 42 mm | | | Weight | 190 g | | | | | Zoom range | 3x | | | Min focal length | 14 mm | | | | | | | | | | "Love the clarity, love the 2.8. The wide angle gives me the ability to shoot a larger area closer and make the shots more interesting. For shooting groups of people it is wonderful." bhphotovideo.com | Aperture | f/2.8 | | | Length | 93 mm | | | | | Fixed aperture | No | | | Diameter | 75 mm | | | | | Max focal length | 22 mm | | | Weight | 485 g | | | | | Zoom range | 2x | | | Min focal length | 11 mm | | | | | | | | "Very sharp, fast and heavy. I use an SLR mostly to photograph flat art where I need a better tonal scale than smaller sensors." bhphotovideo.com | Aperture | f/2.8 | | | Length | 88 mm | | | | | Fixed aperture | No | | | Diameter | 74 mm | | | | | Max focal length | 54 mm | | | Weight | 440 g | | | | | Zoom range | 3.9x | | | Min focal length | 14 mm | | | | | | | | | | "All I can say is WOW! Terrific for night and low light shooting, ultra fast focusing, wonderful bokeh." bhphotovideo.com | Fixed aperture | | The same maximum aperture at all focal lengths | | | | Aperture | f/2 | | | Length | 123 mm | | | | | Fixed aperture | Yes | | | Diameter | 86 mm | | | | | Max focal length | 35 mm | | | Weight | 0.9 kg | | | | | Zoom range | 2.5x | | | Min focal length | 14 mm | | | | | | | |