Saturday, August 25, 2007

Telephoto Zoom (Four Thirds System)

35-100mm f2 (70-200mm: 35mm equivalent)

OLYMPUS : ZUIKO DIGITAL ED
35mm-100mm f2.0

What the high f2.0 brightness means is that you get tremendous freedom of composition. This lens is a powerful tool whose large depth of field makes it ideal for shooting portraits and nature scenes, while, as well as for indoor sports that need high shutter speeds. Extensive use of Super ED (Super Extra-low Dispersion) and ED lens elements eliminates the axial chromatic aberrations common with telephoto type lenses, ensuring truly beautiful results.



Lens construction = 21 elements in 18 groups
Closest focusing distance = 1.4m / 55.12 in.
Maximum image magnification = 0.09x (0.18x:35mm equivalent)
Filter size = 77mm
Dimensions = f96.5 x 213.5mm / f3.80 x 8.41 in.
Weight = 1,650g / 58.2 oz. (without tripod adapter)
Accessories = Detachable tripod adapter, Hood, Case





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40-150mm f4-5.6 (80-300mm: 35mm equivalent)

OLYMPUS : ZUIKO DIGITAL ED 40-150MM f4.0-5.6




Boasting the smallest size and lightest weight in its class, this cost-efficient 3.8x telephoto lens uses an ED (Extra-low Dispersion) lens element for optimum correction of chromatic aberrations. Incorporating a circular aperture diaphragm for beautiful defocusing, this lens assures high picture quality throughout the zoom range, as well as providing an astonishingly short closest focusing distance of 90cm throughout the zoom range.



Lens construction = 12 elements in 9 groups
Closest focusing distance = 0.9m / 35.43 in.
Maximum image magnification = 0.14x (0.28x)
Filter size = 58mm
Dimensions = f65.5 x 72mm / f2.58 x 2.83 in.
Weight = 220g / 7.8 oz.
Accessories = Hood





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50-200mm f2.8-3.5 (100-400mm: 35mm equivalent)

OLYMPUS : ZUIKO DIGITAL ED 500-200mm f2.8-3.5



Featuring f2.8-3.5 brightness and sharpness, this super-telephoto zoom lens incorporates three ED (Extra-low Dispersion) lens elements to offer sharper, higher-contrast imaging performance throughout the zoom range. An inner focusing mechanism enables close-up photography with a maximum image magnification of 0.21x (0.42x: 35mm equivalent).
With its superb performance, this lens is the perfect way to incorporate the defocusing and compression effects specific to telephotography in your creative work.



Lens construction = 16 elements in 15 groups
Closest focusing distance = 1.2m / 47.24 in.
Maximum image magnification = 0.21x (0.42x:35mm equivalent)
Filter size = 67mm
Dimensions =f83 x 157mm / f3.43 x 6.18 in.
Weight = 920g / 32.5 oz. (without tripod adapter)
Accessories = Detachable tripod adapter, Hood, Case



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50-500mm f4-6.3 (100-1000mm: 35mm equivalent)

SIGMA: APO
50-500mm f4-6.3 EX DG HSM



With four SLD (Special Low Dispersion) glass elements supported by the latest coating technology, this lens accurately corrects chromatic aberrations and significantly reduces flares and ghosts. You�ll enjoy excellent imaging performance throughout the zoom range. In addition, the rear focus system and HSM drive reduce the noise and increase the speed of autofocusing. This lens can also be used in full-time manual photographing.


Lens construction = 20 elements in 16 groups
Closest focusing distance = 1.0-3.0m / 39.37-118.11 in.
Maximum image magnification = 0.19x (0.38x:35mm equivalent)
Filter size = 86mm
Dimensions = f95 x 223.9mm / f3.74 x 8.81 in.
Weight = 1,830g / 64.6 oz.
Accessories = Detachable tripod adapter, Shoulder strap, Hood, Case




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55-200mm f4-5.6 (110-400mm: 35mm equivalent)

SIGMA:
55-200mm f4-5.6 DC



This lens covers the most frequently used telephoto focusing range, making it suitable for a wide range of subjects from portraits to sports and nature. The power configuration has been designed to enable both compact size and high performance at the same time, while a special lens coating optimized for digital photography significantly reduces flares and ghosts. The compact, lightweight body supports total freedom of movement in the field.


Lens construction = 12 elements in 9 groups
Closest focusing distance = 1.1m / 43.31 in.
Maximum image magnification = 0.22x (0.44x:35mm equivalent)
Filter size = 55mm
Dimensions = f71.5 x 92.5mm / f2.81 x 3.64 in.
Weight = 330g / 11.6 oz.
Accessories = Hood




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70-300mm f4.0-5.6 (140-600mm: 35mm equivalent)

OLYMPUS : ZUIKO DIGITAL ED 70-300mm f4.0-5.6



Covering field of view to 600mm (35mm equivalent), this high mobility super-telephoto zoom lens weighs only 620 grams. Also, this lens incorporates three ED (Extra-low Dispersion) lens elements to offer sharper, higher-contrast imaging performance.
Furthermore, 1x magnification (35mm equivalent) tele-macro photography is capable. Thanks to Four-Thirds system, the lens offers a lot of the footwork out of both super-telephoto and macro photography world.


Lens construction = 14 elements in 10 groups
Closest focusing distance = 0.96m /37.8 in. (when using at MF shooting), 1.2m / 47.25 in. (at AF shooting)
Maximum image magnification = 0.5x (1.0x:35mm equivalent)
Filter size = 58mm
Dimensions = f80 x 127mm/f3.15 x 5.0 in.
Weight = 620g / 21.8 oz.
Accessories = Hood




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90-250mm f2.8 (180-500mm: 35mm equivalent)

OLYMPUS : ZUIKO DIGITAL ED
90-250mm f2.8


A high-quality super-telephoto zoom lens that is exceptional in every aspect, this lens incorporates three ED (Extra-low Dispersion) lens components to minimize chromatic aberration in the telephoto position. An aperture of f2.8 throughout the zoom range provides uncompromised imaging performance that is particularly apparent in such demanding applications as nature photography or shooting indoor sports.
Beautiful, tasteful defocusing with fine color reproduction is another special feature of this lens.


Lens construction = 17 elements in 12 groups
Closest focusing distance = 2.5m / 98.43 in.
Maximum image magnification = 0.08x (0.16x:35mm equivalent)
Filter size = 105mm
Dimensions = f124 x 276mm/f4.88 x 10.87 in.
Weight = 3,270g / 115.3 oz.
Accessories = Tripod adapter (built-in), Hood, Case





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135-400mm f4.5-5.6

SIGMA: APO 135-400mm f4.5-5.6 DG


This telephoto zoom lens gives the equivalent field of view to our popular 800mm when used on Four-Thirds cameras. The very latest lens coating technology and lens design reduce flare and ghosting, a common problem with digital cameras. This lens uses one aspherical lens and three SLD (Special Low Dispersion) glass elements for excellent correction of various aberrations. The rear focusing system ensures fast focusing speed as well as preventing the front of the lens rotating, making it particularly suitable for use with circular polarizing filters. A removable tripod collar is included as a standard component.


Lens construction = 13 elements in 11 groups
Closest focusing distance = 2.0m-2.2m /
78.7 in-86.6 in.
Maximum image magnification = 0.19x (0.38x:35mm equivalent)
Filter size = 77mm
Dimensions = f 83.5 x 189mm / f3.3 x 7.4 in.
Weight =1280g / 45.1 oz.
Accessories = Detachable Tripod adapter, Hood, Case



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300-800mm f5.6

SIGMA: APO 300-800mm f5.6 EX DG HSM


This large aperture ultra-telephoto zoom lens covers the equivalent field of view to 600mm to 1600mm when used on Four-Thirds cameras. By continuously varying the angle of view, the lens takes a lot of the footwork out of picture composition. Two ELD (Extraordinary Low Dispersion) glass elements in the front lens group reduce chromatic aberration to a minimum and also ensure high optimum image quality. The HSM provides ultra quiet, high-speed autofocusing as well as full-time manual focus override. This lens is designed to accept a circular polarizing filter in a rear filter holder.


Lens construction = 18 elements in 16 groups
Closest focusing distance =6.0m/ 236.2 in.
Maximum image magnification =0.14x (0.28x:35mm equivalent)
Filter size =46mm(Rear)
Dimensions = f 156.5 x 549.4mm /
f6.2 x 21.6 in..
Weight = 5915g / 208.6 oz.
Accessories =Shoulder strap, circular polarizing filter, Hood, Case, Tripod adapter
(built-in)




http://www.four-thirds.org

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