With the launch of the Sony A3000 and the new NEX-a Japanese company has included in its portfolio two new lens system. Each of them will be sold with a bayonet E, the one that we find in bezlusterkowcach Japanese manufacturer.
Carl Zeiss Vario-Tessar T * E 16-70 mm f / 4 FOR OSS
Zoom with steady
In cooperation with Zeiss was four times zoom lens offering a focal length equivalent to 24-105 mm (equivalent to full-frame) and a constant brightness of f / 4 throughout its range. Glass was constructed of 16 elements arranged in 12 groups with four aspherical lenses. One of the lenses has been made in the technology of Advanced Aspherical and is thus characterized by even better properties than conventional aspherical lens elements. All surfaces were covered with a layer T * having attenuate glare and protect against the formation of ghosting effect. Minimum focusing distance is 35 inches here, and the angle of view – from 83 to 22 degrees. The greatest advantage of the lens is the already mentioned brightness, which rarely constant value can be found in such products. The lens also enriched with optical image stabilization. The lens barrel measures 75 x 66.5 milmetra, and weighs 308 grams.
Sony E PZ 18-105 mm f / 4 G OSS
Another zoom – also with f / 4 throughout the
This is a lens that has a longer zoom range, but has a similar optical design. 16 elements in 12 groups spread includes a three aspherical lenses and two low-dispersion glass. Here, too, we find the optical stabilization and a seven aperture (from f / 4 to f/22). Glass has a viewing angle of 76 to 15 degrees and a magnification of 0.11 x Before you can mount the outer lens filter diameter of 72 mm. The whole measuring 110 x 78 millimeters and a weight of 427 grams.