Carl Zeiss Touit 12 mm f/ 2.8 Lens Volantino
Planar
®
T* 2/45
56
CONTAX
®
G mount
The Planar
®
T* 2/45 lens with a field angle of 50º
has been designed as the standard lens for the
Contax G compact cameras. This is an all-round
lens which features not only good image quality,
but also a wide initial aperture.
Contax G compact cameras. This is an all-round
lens which features not only good image quality,
but also a wide initial aperture.
These properties allow the use of this Planar
®
T*
lens in almost all classic fields of photography.
The Planar
The Planar
®
T* 2/45 lens has been designed for
use with the autofocus connection of the Contax
G compact cameras.
G compact cameras.
_________________________________________________________________________________________
Cat. No. of lens
10 22 09
Number of elements
6
Close limit field size
213 mm x 322 mm
Number of groups
4
Max. scale
1 : 8.8
Max. aperture
f/2
Entrance pupil*
Focal length
46.9 mm
Position
24.5 mm behind the first lens vertex
Negative size
24 x 36 mm
Diameter
22.9 mm
Angular field*
width 42°, height 29°,
Exit pupil*
diagonal 2w 50°
Position
25.0 mm in front of the last lens vertex
Min. aperture
16
Diameter
27.0 mm
Camera mount
Contax G
Position of principal planes*
Filter connection
M 46 x 0.75
H
30.3 mm behind the first lens vertex
Focusing range
infinity to 0.5 m
H'
18.4 mm in front of the last lens vertex
Working distance (between mechanical front end of
Back focal distance
28.5 mm
lens and subject)
0.43 m
Distance between first
and last lens vertex
and last lens vertex
36.7 mm
Weight
190 g
_________________________________________________________________________________________
* at infinity