Compare Zeiss Biogon T* 2.8/25 ZM vs Zeiss C Biogon T* 2.8/35 ZM vs Zeiss Planar T* 2/50 ZM
Construction
Colors
Silver or black
Silver or black
Form Factor
Wide-Angle Prime Lens
Wide-Angle Prime Lens
Normal Prime Lens
Image Size
Full-Frame
Full-Frame
Full-Frame
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring, Distance scale, DoF scale
Lens Mount
Leica M-mount
Leica M-mount
Leica M-mount
Material
metal barrel, metal mount
metal barrel, metal mount
metal barrel, metal mount
Optical Formula | Elements
9 elements
7 elements
6 elements
Optical Formula | Groups
7 groups
5 groups
4 groups
Dimensions
Filter Diameter
46 mm / 1.81 in
43 mm / 1.69 in
43 mm / 1.69 in
Size | Diameter
53 mm / 2.09 in
52 mm / 2.05 in
52 mm / 2.05 in
Size | Length
71 mm / 2.80 in
55 mm / 2.17 in
68 mm / 2.68 in
Weight
260 g / 9.19 oz
200 g / 7.07 oz
230 g / 8.13 oz
Function
Angle Of View
81.8° Diagonal | 71.5° Horizontal | 51.3° Vertical
63.5° Diagonal | 54.4° Horizontal | 37.8° Vertical
46.8° Diagonal | 39.6° Horizontal | 27.0° Vertical
Aperture
f/2.8 ~ f/22
f/2.8 ~ f/22
f/2 ~ f/22
Autofocus
No
No
No
Focal Length
25 mm
35 mm
50 mm
Image Stabilization
No
No
No
Weather Resistance
No
Performance
Max Magnification
0.056
0.059
0.083
Min Focus Distance
500 mm / 19.69 in
700 mm / 27.56 in
700 mm / 27.56 in
Reviews
Neofiliac score
70%
78%
78%
Pros
- Great build quality
- Low distortion
- Light in the hand
- Quite compact for an all-metal lens
- Compact and lightweight
- Beautiful construction
Cons
- Low maximum magnification
- Low maximum magnification
- Lacks weather sealing
- Low maximum magnification
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