Compare Laowa 20mm F4 Zero-D Shift vs Zeiss Milvus 18mm F2.8
Construction
Aperture Blades
14 blades
Form Factor
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Image Size
Medium Format (44x33)
Full-Frame
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring, Distance scale, DoF scale
Lens Mount
Canon EF-mount, Canon RF-mount, Fujifilm G-mount, Leica L-mount, Nikon F-mount, Nikon Z-mount, Pentax K-mount, Sony E-mount
Canon EF-mount, Nikon F-mount
Optical Formula | Elements
16 elements
14 elements
Optical Formula | Groups
11 groups
12 groups
Optical Formula | Special Glass
2 aspherical elements, 3 ED elements groups
4 APD, 2 ASPH elements, Zeiss T* coating groups
Dimensions
Filter Diameter
82 mm / 3.23 in
77 mm / 3.03 in
Size | Diameter
95 mm / 3.74 in
73 mm / 2.87 in
Size | Length
91 mm / 3.58 in
93 mm / 3.66 in
Weight
747 g / 26.40 oz
721 g / 25.48 oz
Function
Angle Of View
107.8° Diagonal | 97.4° Horizontal | 74.4° Vertical
100.5° Diagonal | 90.0° Horizontal | 67.4° Vertical
Aperture
f/4 ~ f/22
f/2.8 ~ f/22
Autofocus
No
No
Crop Factor
0.8
Focal Length
20 mm
18 mm
Focal Length (35mm Equivalent)
15.8 mm
Focus Type
Internal
Image Stabilization
No
No
Weather Resistance
Yes
Performance
Max Magnification
0.17x
0.14
Min Focus Distance
250 mm / 9.84 in
250 mm / 9.84 in
Production
Accessory
Lens hood included
Lens hood included
Debut
2022-03-28
2016-09-08
Made In
Japan
Reviews
Neofiliac score
75%
86%
Pros
- Comes with physical aperture ring
- Shift functionality
- 14-bladed aperture
- Weather-sealed
- Exceptional image quality
- Solid build quality
- F-mount with physical aperture ring
Cons
- Large diameter
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