Zeiss Planar T 2-50 ZM Service Manual
Planar T* 2/50 ZM
The perspective of the human eye
The new s
based on the renowned Carl Zeiss Planar® design,
a symmetric combination of 6 optical elements in 4
groups. Its features include excellent resolving
power, high image quality over the entire field, and
outstanding flare control. The Planar T* 2/50 ZM lens
opens up new creative possibilities for all-round
photography, documentation and photojournalism.
tandard for M-bayonet lenses. This lens is
Technical Specification
Focal length: 50 mm
Aperture range: f/2 – f/22
Number of elements/ groups: 6/4
Focusing range: 0.7 m – infinity
Image ratio at close range: 1:12
Coverage at close range: 29 cm x 43 cm
Angular field, diag./horiz./vert.: 47°/39°/27°
Filter: M 43 x 0.75
Weight: 230 g
Dimensions: ø 52 mm, length 68 mm
Ca
rl Zeiss AG
Camera Lens Division
73446 Oberkochen
Germany
November 2010. Subject to change.
Tel: +49 (0) 73 64 20-61 75
Fax: +49 (0) 73 64 20-40 45
Email: photo@zeiss.de
www.zeiss.de/photo
Planar T* 2/50 ZM
Performance data
Distortion in % of image height
V
Modulation transfer T as a function of image height
and slit orientation: sag tan
f-number: k = 2.0
T (%)
White light. Spatial frequencies R = 10, 20 and 40
cycles/mm.
f-number: k = 4.0
T (%)
u (mm)
Relative illuminance
E (%)
u (mm)
Carl Zeiss AG
Camera Lens Division
73446 Oberkochen
Germany
u (mm)
Tel: + 49 73 64 20-6175
Fax: + 49 73 64 20-4045
E-Mail: photo@zeiss.de
www.zeiss.de/photo
u (mm)
Subject to change.
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