Compare Laowa 10-18mm f/4.5-5.6 vs Laowa 4mm f/2.8 vs Olympus 9mm F8 Fisheye
Construction
Aperture Blades
7 blades
7 blades
Form Factor
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Image Size
Full-Frame
MFT
MFT
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
Lens Mount
Leica L-mount, Nikon Z-mount, Sony E-mount
Canon EF-M-mount, Fujifilm X-mount, Leica L-mount, Micro Four Thirds-mount, Sony E-mount
Micro Four Thirds-mount
Material
Plastic
Optical Formula | Elements
14 elements
7 elements
5 elements
Optical Formula | Groups
10 groups
6 groups
4 groups
Optical Formula | Special Glass
1 ED and 2 aspherical elements groups
2 aspherical elements groups
Dimensions
Filter Diameter
37 mm / 1.46 in
Size | Diameter
70 mm / 2.76 in
45 mm / 1.77 in
56 mm / 2.20 in
Size | Length
91 mm / 3.58 in
26 mm / 1.02 in
13 mm / 0.51 in
Weight
496 g / 17.53 oz
135 g / 4.77 oz
30 g / 1.06 oz
Function
Angle Of View
130.4° Diagonal | 121.9° Horizontal | 100.4° Vertical (wide) ~ 100.5° Diagonal | 90.0° Horizontal | 67.4° Vertical (tele)
210° (fisheye)
100.5° Diagonal | 90.0° Horizontal | 67.4° Vertical
Aperture
f/4.5–5.6 ~ f/22
f/2.8 ~ f/22
f/8 ~ f/8
Autofocus
No
No
No
Crop Factor
2.0
2.0
Focal Length
10 mm ~ 18 mm
4 mm
9 mm
Focal Length (35mm Equivalent)
8.0 mm
18.0 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
No
No
Weather Resistance
No
No
Performance
Max Magnification
0.25x
0.11x
0.046x
Min Focus Distance
150 mm / 5.91 in
80 mm / 3.15 in
200 mm / 7.87 in
Production
Accessory
Lens hood sold separately
Debut
2018-04-20
2018-04-20
2014-01-29
Made In
China
China
Reviews
Neofiliac score
40%
59%
48%
Pros
- Widest rectilinear zoom lens for FF
- Good build quality
- Compact lens with small diameter and short barrel
- Light in the hand
- Extremely wide 210° field of view
- Negligible size and weight
Cons
- Dark maximum aperture
- Lacks weather sealing
- No front filter
- Optically weak
- Lacks front filter thread
- Lacks weather sealing
- Dark f/8 aperture
- Lacks front filter thread
- Not a serious lens
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