Sigma 4.5mm f/2.8 EX DC HSM Circular Fisheye Lens for Canon Digital SLR Cameras
Sigma 4.5mm f/2.8 EX DC HSM Circular Fisheye Lens for Canon Digital SLR Cameras
The new Sigma 4.5mm Circular Fisheye F2, 8 EX DC HSM is optimized the first 180-degree fisheye for DSLR cameras with an image sensor in APS-C Format.The high intensity of F2, 8 provides a bright viewfinder image and providing ideal conditions for Astro photos and images at dusk.
Because of its angle / area fidelity makes the ideal lens for scientific applications, such as the degree of cloudiness in the sky determination. When you create 360 ° panoramas, it also provides a valuable service. Due to the minimum focusing distance of only 13.5 cm recorded on a scale of 1:6 möglich.Der use of SLD-glass (Special Low Dispersion) is provides an effective correction of chromatic aberration. With the Sigma super multi-layer compensation, and ghosting is minimized and created a balanced color balance. The inner focusing is done by the quick and near-silent HSM drive, can be taken in hand at all times.