Compare Zeiss Distagon T* 2.8/15 ZM vs Zeiss Biogon T* 2.8/21 ZM
Construction
Colors
Silver or black
Form Factor
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Image Size
Full-Frame
Full-Frame
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring, Distance scale, DoF scale
Lens Mount
Leica M-mount
Leica M-mount
Material
metal barrel, metal mount
metal barrel, metal mount
Optical Formula | Elements
11 elements
9 elements
Optical Formula | Groups
9 groups
7 groups
Optical Formula | Special Glass
1 aspherical element groups
Dimensions
Filter Diameter
72 mm / 2.83 in
46 mm / 1.81 in
Size | Diameter
78 mm / 3.07 in
53 mm / 2.09 in
Size | Length
92 mm / 3.62 in
75 mm / 2.95 in
Weight
550 g / 19.43 oz
280 g / 9.89 oz
Function
Angle Of View
110.6° Diagonal | 100.4° Horizontal | 77.3° Vertical
91.7° Diagonal | 81.2° Horizontal | 59.5° Vertical
Aperture
f/2.8 ~ f/22
f/2.8 ~ f/22
Autofocus
No
No
Focal Length
15 mm
21 mm
Image Stabilization
No
No
Performance
Max Magnification
0.056
0.048
Min Focus Distance
300 mm / 11.81 in
500 mm / 19.69 in
Production
Accessory
Lens hood included
Made In
Germany
Reviews
Neofiliac score
78%
78%
Pros
- Excellent build quality
- Still made in Germany
- Great build quality
- Good image quality
Cons
- Low maximum magnification
- Low maximum magnification
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