Carl Zeiss Touit 12 mm f/ 2.8 Lens Broschüre
Planar
®
T* 2/35
56
CONTAX
®
G mount
Despite its wide initial aperture of f/2, this lens is
relatively small and compact. The Planar
relatively small and compact. The Planar
®
T*
2/35 lens with a Contax G mount is a medium
wide-angle lens for all-round use, providing
excellent image quality.
wide-angle lens for all-round use, providing
excellent image quality.
This lens is also the suitable choice for taking
lifelike pictures of groups of people.
The Planar
lifelike pictures of groups of people.
The Planar
®
T* 2/35 lens has been designed for
use with the autofocus connection of Contax G
compact cameras.
compact cameras.
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Cat. No. of lens
10 22 14
Number of elements
7
Close limit field size
299 mm x 454 mm
Number of groups
5
Max. scale
1 : 12.4
Max. aperture
f/2
Entrance pupil*
Focal length
35.1 mm
Position
12.8 mm behind the first lens vertex
Negative size
24 x 36 mm
Diameter
16.9 mm
Angular field*
width 55°, height 38°,
Exit pupil*
diagonal 2w 64°
Position
27.7 mm in front of the last lens vertex
Min. aperture
16
Diameter
24.9 mm
Camera mount
Contax G
Position of principal planes*
Filter connection
M 46 x 0.75
H
23.4 mm behind the first lens vertex
Focusing range
infinity to 0.5 m
H'
12.5 mm in front of the last lens vertex
Working distance (between mechanical front end of
Back focal distance
22.6 mm
lens and subject)
0.44 m
Distance between first
and last lens vertex
and last lens vertex
29.4 mm
Weight
160 g
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* at infinity