Product Code: 486956

Sigma 4.5MM F2.8 EX DC Circular Fisheye HSM Lens For Sigma DSLR

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Manufacturer Code: 486956
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Brand:  Sigma
RRP: 1,044.89774.00Inc VAT 20%You Save:  270.89

Sigma 4.5mm F2.8 HSM Circular Fisheye lens for Sigma Digital SLR Cameras
Sigma 4.5mm f2.8 lens is a Circular Fisheye lens made for use with Sigma digital SLR cameras

This New Sigma 4.5mm F2.8 lens is the first 180 degrees circular fisheye lens designed specifically for Sigma digital SLR cameras
Its ideal for low light photography due to its F2.8 fast aperture.
Equipped with HSM autofocus system with full-time manual focus override is an ideal fast focus lens.

The Sigma 4.5mm lens is uses SLD glass which minimizes colour aberration
Equisolid angle projection method for art and scientific can be achieved with this superb lens.
Sigma HSM 4.5mm F2.8 has minimum focusing distance of 13.5cm and a maximum magnification of 1:6.

Sigma 4.5mm Circular fisheye AF lens has an angle of view of 180 degrees in all directions. It produces circular image within the frame when used in conjunction with digital SLR cameras with APSC size image sensors.

The Sigma Circular fisheye 4.5mm is capable of producing a quantifiable relationship between angle/area hence this lens can be used for arts and scientific applications such as solid angle measurements of cloud distribution over the sky or vegetation distribution of the forest. The large circular aperture of f2.8 of Sigma 4.5mm produces a bright image in the viewfinder and makes it possible to take pictures in low-light conditions, making it an optimal lens for Astrophotography and Aurora photography. Thanks to Sigmas efforts.

Sigma Circular fisheye 4.5mm offers the closest focusing distance of 13.5cm (5.3inch) and a maximum magnification of 1:6 so its usefull for close-up photography.
The SMC (Super Multi-Layer Coating) minimizes flare and ghosting. The Sigma 4.5mm F2.8 lens utilises the SLD (Special Low Dispersion) glass which provides effective compensation of chromatic aberration. Inner focusing (IF) system creates high definition and good image quality over the whole frame. Focusing system modernised with HSM (Hyper Sonic Motor) that guarantees fast and quiet auto focusing and allows full-time manual focus override by rotation of the focus ring.

Specifications - Sigma 4.5mm F2.8 Fisheye HSM Lens For DSLR Canon

Focal Length 4.5mm (can be used for equisolid projection method)
Lens construction 13 elements in 9 groups (with SLD lens elements)
Angle of view 180
Maximum aperture F2.8
Minimum aperture F22
Closest focusing distance 13.5cm or 5.3 inches
Filter Insertion type Gelatin filter into rear of the lens
Maximum Magnification ratio 1:6
Focusing Autofocus with built-in HSM and manual focus
Weight (approx.) 470 grams or 16.6 oz
Diameter x length Approx. 76.2mm x 77.8mm or 3 Inches X 3.1 Inches
Lens cap Snap-on
Lens hood supplied with the lens
Mounth Sigma Digital SLR Camera Fit

Kit Content
Sigma 4.5mm F2.8 Fisheye HSM Lens for Sigma
Sigma front and rear caps
Sigma instruction manual booklet
Sigma warranty card

Note: Vignetting will occur if the Sigma 4.5mm lens for Nikon is used with Sigma digital SLR cameras with image sensors larger than APSC.

For more information about, Sigma 4.5MM F2.8 EX DC Circular Fisheye HSM Lens For Sigma DSLR website.
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This product was added to our catalog on Sunday 02 December, 2007.