The SIGMA 18-250mm F3.5-6.3 DC OS HSM incorporates Sigma’s original anti-shake compensation function, with a 13.8 times zoom ratio. For the camera have anti-shake function in the camera body, this lens’s Hybrid Optical Stabilizer provide not only anti-shake function for the camera body compensation, but also provide the function to compensate the image shaking in the view finder of the camera like anti-shake compensation built in the lens. Incorporating four Special Low Dispersion glass elements and three Aspherical lens elements provides excellent image quality throughout the entire zoom range. This lens has a minimum focusing distance of 45cm (17.7 inches) at all focal lengths and a maximum magnification of 1: 3.4 reproduction ratio, making it ideal for close-up photography. An inner focusing system eliminates front lens rotation, making it suitable for use with circular polarizing filters and the supplied petal-type hood. Incorporating super multi layer coating reduce (more…)
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Designed for exclusive use with Pentax and Samsung digital SLR cameras, the DA 18-250mm interchangeable zoom lens gives you just about all the coverage you’ll ever need. With an approximate 14x room ratio, this versatile lens handles a great variety of applications, from wide-angle landscapes to close-up sporting events and wildlife photography. Features include ED element and two aspherical elements that compensate for chromatic and spherical aberration; a focal length equivalent to 27.5mm to 383mm in the 35mm format; a close focus range of 18 inches throughout the entire zoom range; and an internal focus mechanism that prevents the front lens element and lens barrels from moving during focusing. Angle of view: 76 to 6.5 degrees Diaphragm: Fully automatic Minimum aperture: f/22-45 Number of aperture blades: 7 Metering system: TTL open aperture metering Minimum focus distance: 1.48 feet Filter diameter: 62mm Maximum magnification: 0.28x Lens mount: Pentax KAF (more…)






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