Camera Lens News
Issue No. 18
Tele-Apotessar® T* 4/400 lens for Contax N autofocus system
Fast, yet handy apochromatic telephoto lenses have become indispensable optics for both sports and wildlife photographers.
For the Contax N SLR system, Carl Zeiss has designed an all new autofocus lens, Tele-Apotessar® T* 4/400. It is relatively fast and thanks to its great balance on the N-series Contax autofocus cameras, can be hand-held. It will produce images of stunning sharpness and brilliance over the entire frame, even wide open. Its resolution of fine detail impresses even the most demanding photographers, along with very low distortion. This high performance is virtually constant over the entire focusing range from infinity to the close-up limit of 2.9 m, giving a minimum field size of 150 mm x 224 mm.

Tele-Apotessar 4/400
Tele-Apotessar 4/400
Utilizing the latest in optical glass technology and precision manufacturing, the Tele-Apotessar® T* 4/400 lens marks a summit in the development of Carl Zeiss Tele-Apotessar® lens designs. It consists of 8 lens elements in 6 groups and covers an angular field of 6.2 degrees. Its performance challenges the quality of the best color films to their limits. The electric drive diaphragm of the Tele-Apotessar® offers an aperture range of f/4 to f/32.

The length of the lens is 292 mm, the diameter is 120 mm, its weight 3580 g, and it uses inexpensive 46 mm diameter filters in a convenient filter drawer. The lens comes with a rotating tripod collar. At the close focusing limit of 2.9 m a magnification of 1:6,2 (0.16x) is reached. The resulting object field covered then is 150 mm x 224 mm.

Das Tele-Apotessar liefert scharfe, brillante, fein aufgelöste Bilder
Brilliant image quality using the Carl Zeiss Tele-Apotessar®
Preferred fields of application are: sports, wildlife, photojournalism, fashion, advertising, portraits from a distance, photos with very shallow depth of field, documentation of inaccessible objects and actions.
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