Compare Laowa 100mm f/2.8 2X Ultra Macro vs Laowa 20mm F4 Zero-D Shift vs Tamron 17-28mm F/2.8
Construction
Aperture Blades
13 blades, Nikon and Pentax mounts have 7 aperture blades.
14 blades
9 blades
Colors
Black
Form Factor
Short Telephoto Prime Lens
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Zoom Lens
Image Size
Full-Frame
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, Leica L-mount, Nikon F-mount, Nikon Z-mount, Pentax K-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
Sony E-mount
Motor
Stepper motor
Optical Formula | Elements
12 elements
16 elements
13 elements
Optical Formula | Groups
10 groups
11 groups
11 groups
Optical Formula | Special Glass
2 aspherical elements, 3 ED elements groups
LE and ED elements + BBAR and fluorine coating groups
Dimensions
Filter Diameter
67 mm / 2.64 in
82 mm / 3.23 in
67 mm / 2.64 in
Size | Diameter
72 mm / 2.83 in
95 mm / 3.74 in
73 mm / 2.87 in
Size | Length
125 mm / 4.92 in
91 mm / 3.58 in
99 mm / 3.90 in
Weight
638 g / 22.54 oz
747 g / 26.40 oz
420 g / 14.84 oz
Function
Angle Of View
24.4° Diagonal | 20.4° Horizontal | 13.7° Vertical
107.8° Diagonal | 97.4° Horizontal | 74.4° Vertical
103.7° Diagonal | 93.3° Horizontal | 70.4° Vertical (wide) ~ 75.4° Diagonal | 65.5° Horizontal | 46.4° Vertical (tele)
Aperture
f/2.8 ~ f/22
f/4 ~ f/22
f/2.8–22 ~ f/2.8–22
Autofocus
No
No
Yes
Crop Factor
0.8
Focal Length
100 mm
20 mm
17 mm ~ 28 mm
Focal Length (35mm Equivalent)
15.8 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
No
Yes
Performance
Max Magnification
2x
0.17x
0.19x
Min Focus Distance
250 mm / 9.84 in
250 mm / 9.84 in
190 mm / 7.48 in
Production
Accessory
Lens hood included
Lens hood included
Debut
2018-04-20
2022-03-28
2019-02-20
Made In
China
Model Name
A046
Reviews
Neofiliac score
59%
75%
78%
Pros
- High 2x maximum magnification
- Apochromatic design
- Comes with physical aperture ring
- Shift functionality
- 14-bladed aperture
- Very good performance at wide end
- Rather compact for an ultra-wide lens
- Weather-sealed
Cons
- Lacks weather sealing
- Quite long, though not expectedly so
- Large diameter
- Not as sharp as other f/2.8 alternatives
- Relatively slow autofocus
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