Compare Laowa 12mm f/2.8 Zero-D vs Laowa 20mm F4 Zero-D Shift vs Canon RF 85mm F1.2
Construction
Aperture Blades
7 blades
14 blades
9 blades, Circular aperture blades
Form Factor
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Short Telephoto Prime Lens
Image Size
Full-Frame
Medium Format (44x33)
Full-Frame
Lens Barrel
Physical aperture ring
Physical aperture ring, Distance scale, DoF scale
Lens Mount
Canon EF-mount, Canon RF-mount, Leica L-mount, Nikon F-mount, Nikon Z-mount, Pentax K-mount, Sony A-mount, Sony E-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 RF-mount
Motor
Ring-type ultrasonic
Optical Formula | Elements
16 elements
16 elements
13 elements
Optical Formula | Groups
10 groups
11 groups
9 groups
Optical Formula | Special Glass
2 aspherical elements, 3 ED elements groups
Dimensions
Filter Diameter
82 mm / 3.23 in
82 mm / 3.23 in
Size | Diameter
75 mm / 2.95 in
95 mm / 3.74 in
103 mm / 4.06 in
Size | Length
83 mm / 3.27 in
91 mm / 3.58 in
117 mm / 4.61 in
Weight
609 g / 21.52 oz
747 g / 26.40 oz
1195 g / 42.23 oz
Function
Angle Of View
122.0° Diagonal | 112.6° Horizontal | 90.0° Vertical
107.8° Diagonal | 97.4° Horizontal | 74.4° Vertical
28.6° Diagonal | 23.9° Horizontal | 16.1° Vertical
Aperture
f/2.8 ~ f/22
f/4 ~ f/22
f/1.2
Autofocus
No
No
Yes
Crop Factor
0.8
Focal Length
12 mm
20 mm
85 mm
Focal Length (35mm Equivalent)
15.8 mm
Focus Type
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
Yes
Performance
Max Magnification
0.2x
0.17x
Min Focus Distance
180 mm / 7.09 in
250 mm / 9.84 in
850 mm / 33.46 in
Production
Accessory
Lens hood included
Lens hood included
Lens Hood: ET-89 (sold separately)
Debut
2016-07-26
2022-03-28
2019-02-14
Made In
China
Reviews
Neofiliac score
50%
75%
71%
Pros
- One of the widest rectilinear FF lens
- Solid build quality
- Low distortion
- Reasonably sharp
- Comes with physical aperture ring
- Shift functionality
- 14-bladed aperture
- Exceptionally sharp
- Very bright maximum aperture
- Weather-sealed
- Smooth bokeh
Cons
- Lacks front filter thread
- Large diameter
- On the heavy side
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