Product features:
Exceptional focal length with high light intensity
The 12mm / 2.8 is a full surface auszeichnendes fish-eye lens for full frame.
With a diagonal angle of approximately 180 ° for full-format it brings a huge field of view. Perfect for overviews, interiors, confined spaces, as well as for reporting in such places. The lens moves the subject in the right light. With a light intensity of 1: 2.8, the lens has a large initial light intensity. Due to the short focal length and low magnification it is characterized by a very large depth of field.
High-quality optics
The lens is internally focused with a minimum focusing distance of 20 centimeters. The optical setup with 12 elements in 8 groups is very complex and promises the best image quality. The multi-coated lenses used in the lens is at walimex pro standard. It enables a higher light output and better color reproduction and higher contrast. In addition, a glass surface with NCS Nano Coating System is used, which promises a more vivid picture.
Built-in chip
A built-in lens chip allows you to work with automatic exposure or program. In addition EXIF data such as aperture, ISO or exposure time are transmitted.
Note: When using the optics on a Nikon autofocus DSLR set the aperture ring on the lens, please check the minimum value, the red marked aperture 22. Now is a transfer of the EXIF data backed up, the camera can the iris directly into the Modes Time / aperture and program automatic control. The focus is purely manually. The focus is purely manually.
Technical specifications:
Focal Length 12mm
Light intensity 1: 2.8
Minimum aperture 22
optical assembly 12 (2 aspherical) in 8 groups
Closest focusing distance 0.2m
Filter Thread No
Length (SLR / CSC) approximately 72mm / 98 mm
Largest diameter 77,3mm
weight 500-565g
Exposure function A / S / M / P
Included in delivery:
For metering exact exposure, approx. 30x30cm
Neutral-density filter made of multi-coated glass, 77 mm, extension of exposure time by factor 8
This Product was added to our catalogue on 31/05/2011.