Sigma 8mm f/3.5 EX DG Circular Fisheye Lens - Nikon

The technical details behind this lens
Sigma 8mm f/3.5 EX DG Circular Fisheye Lens - Nikon features an f3.5 maximum aperture that is well-suited for low-light environments. This circular fisheye lens achieves circular images with an angle of view of 180° and features an autofocus system to attain accurate focusing that might be difficult through the camera`s viewfinder due to the very large depth of field. A super multi-layer coating and Special Low Dispersion glass deliver superb image quality for digital and film SLR cameras. The special fisheye design enables maximum creative expression. This lens optical construction comprises 11 elements in 6 groups.
Great lens for Scientific Applications
It can be used for scientific applications like vegetation distribution of the rain forest canopy or solid angle measurements of cloud distribution over the sky.
Superb Image Quality
A super multi-layer coating and Special Low Dispersion glass offer exceptional image quality for digital and film SLR cameras.
Key features
Six-Blade Diaphragm
180° Angle of view
Lens construction of 11 elements in 6 groups
Top three Reasons we think you will love this lens
Excellent Image Quality
F3.5 Maximum Aperture
Reliable Performance
Our expert's opinion
Sigma’s 8mm F3.5 EX DG Circular Fisheye is a unique approach to creative photography. Images created by fisheyes are a circular, curved distorted view of reality. It allows photographers to shoot creative images by taking advantage of the acute perspectives that are invisible to the human eye. This Sigma fisheye produces a circular image with a 180º angle of view within a black surrounding frame.