Sigma 884306, 884101, 884205, 884110, 884109 User Manual

January 2013

C | Contemporary

SIGMA 17-70mm F2.8-4 DC MACRO OS HSM
17-70mm F2.8-4 DC MACRO HSM

The most important features for a standard zoom lens for digital single lens reflex camera is to achieve

high image quality, to meet the needs in various occasions and to be handy and compact.

The SIGMA 17-70mm F2.8-4 DC MACRO OS HSM will clear away all the general concerns, such as a

short minimum focusing distance, not a long enough focal length for telephoto shooting and a small

aperture value. Mainly used for general-purpose photography, this everyday lens covers a range

equivalent to 25.5-105mm on a 35mm camera. It’s surprisingly compact in size for a large-aperture

lens that opens up to F2.8. Great for treasured snapshots of travel or family occasions, it also handles

shots that are a little bit more creative. Designed to be the kind of lens you carry around with you all

the time, it delivers simplicity and is so user-friendly it’s sure to satisfy even the most demanding of

users.

Corresponding AF Mounts: SIGMA, Sony (D), Nikon (D), Pentax, Canon

Accessories: Petal type Lens hood (LH780-03) supplied.

* The Appearance and specifications are subject to change without notice.

[Special Features]

1. Contemporary line can handle all sorts of photo opportunities

Sigma is organizing all its interchangeable lenses into three product lines; Contemporary, Art and

Sports. Featuring the very latest technology, and combining optical performance with compactness,

the Contemporary line covers a wide range of needs. Incorporating the very latest technology in these

lenses, Sigma has solved the difficult problem of keeping size and weight low without compromising

optical performance.

Contemporary line. Featuring a wide zoom range, the lens has a focal range equivalent to 25.5-105mm

on a 35mm lens.

The SIGMA 17-70mm F2.8-4 DC MACRO OS HSM is the first product from the

2. Excellent for macro photography

This lens’ minimum focusing distance is 22cm and the maximum magnification ratio is 1:2.8. At 70mm,

the working distance becomes 5.52cm. When it comes to telephoto, it can shoot pictures with a similar

sensation to a macro lens. Also, without the need to change the lens, it enables photographers to take

a close up pictures of subjects such as jewelry and flowers. In order to secure a clear field of view, the

design of this lens is very thorough, even down to the precise position of the engraved letters on the

lens.

3. 30% Smaller Than Conventional Models

For a which is used lens used in everyday situations, the small size makes a big difference. By

incorporating a smaller OS unit and optimizing the structure and power distribution of optical

elements, the lens barrel has now become more compact. In order to ensure high accuracy of the

product, the new compound material TSC (Thermally Stable Composite), which has high affinity to

metal parts, is introduced for the lens barrel. It results in better durability of the parts and smaller

zoom rings and scale rings. The dimension of this lens is 30% smaller than our conventional models.

4. Superior Image Quality Throughout The Entire Zoom Range

This lens incorporates 2 FLD (“F” Low Dispersion) glass elements, which have performance equal to

fluorite, 1 SLD (Special Low Dispersion) glass element and 3 aspherical glass lenses including double

sided aspherical lens. By optimizing the power alignment of the lens, both chromatic aberration of