Sigma 30mm f/1.4 EX DC HSM Lens

Description

Not used for optical excellence, f/1.4 lenses are employed they are f/1.4.

T he Sigma 30mm EX DC HSM is a large aperture F1.4  lens that presents a standard angle of view almost identical to the human eye. when used on an APS-C camera. The 30mm focal length that is similar to 50mm in a 35mm film format There are two SLD (Special Low Dispersion) glass elements plus a hybrid aspherical lens, that offers a paramount correction for every type of aberration Equipped with HSM (Hyper Sonic Motor) system This big aperture standard lens was wholly created for digital SLR cameras using an APS-C size image sensor

Side View of Sigma 30mm f/1.4 EX DC HSM Lens

The rear group element features a a glass molded aspherical lens that provides first-rate image results and reduces color aberration . This lens can capture very crisp high contrast images from a minimum focusing distance of 15.7" (40 cm) to infinity, and can function superbly in a large variety of applications, including portraiture, snapshots, landscape photography, and indoor shooting. Dec15, /2010

Mount View of Sigma 30mm f/1.4 EX DC HSM Lens

DC lenses are specially created for DSLR cameras. The rear lens image circle matches the smaller diameter used for the digital camera mage sensor. This results in these lenses being lighter and more compact, and are fully suited for DSLR cameras.

An f/1.4 lens is not usually as efficient as the same manufacture's f/1.8 or f/2 lenses, even when both are stopped down to f/5.6. the lens with the wider aperture is heaver and more expensive, so don't choose it as your standard unless you are planning a great deal of photography poor light conditions. There' plenty of reasons for using a wide aperture, but avoid buying a lens with an aperture wider than you need.

This lens is not suitable for any large-sensor digital SLR camera or for 35mm SLR film cameras.

The HSM feature allows this lens to autofocus on Nikon D40/D40x, Nikon D60, Nikon D3000, Nikon D3100 and the Nikon D5000 DX Cameras

This big aperture 30mm F1.4 EX DC HSM prime lens was created to match the APS-C size sensors of DSLR cameras and will cause acute vignetting on single lens reflex film cameras or full frame APS-H digital cameras. The two SLD glass elements are exceptionally effective in the reducing of magnifiied chromatic aberrations.

Release date 10/21/2005

Lens Hood, Front & Rear Lens Caps, 4-Year USA Warranty, 1-Year International Warranty

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