Compare Laowa 17mm f/1.8 vs Laowa 4mm f/2.8 vs Olympus 9mm F8 Fisheye
Construction
Aperture Blades
7 blades
7 blades
Form Factor
Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Image Size
MFT
MFT
MFT
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
Lens Mount
Micro Four Thirds-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
9 elements
7 elements
5 elements
Optical Formula | Groups
7 groups
6 groups
4 groups
Optical Formula | Special Glass
Frog Eye Coating (FEC) groups
2 aspherical elements groups
Dimensions
Filter Diameter
46 mm / 1.81 in
Size | Diameter
55 mm / 2.17 in
45 mm / 1.77 in
56 mm / 2.20 in
Size | Length
51 mm / 2.01 in
26 mm / 1.02 in
13 mm / 0.51 in
Weight
172 g / 6.08 oz
135 g / 4.77 oz
30 g / 1.06 oz
Function
Angle Of View
65.0° Diagonal | 55.8° Horizontal | 38.9° Vertical
210° (fisheye)
100.5° Diagonal | 90.0° Horizontal | 67.4° Vertical
Aperture
f/1.8 ~ f/1.8
f/2.8 ~ f/22
f/8 ~ f/8
Autofocus
No
No
No
Crop Factor
2.0
2.0
2.0
Focal Length
17 mm
4 mm
9 mm
Focal Length (35mm Equivalent)
34.0 mm
8.0 mm
18.0 mm
Focus Type
Internal
Internal
Image Stabilization
No
No
Weather Resistance
No
No
Performance
Max Magnification
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 included
Lens hood sold separately
Debut
2019-10-21
2018-04-20
2014-01-29
Made In
China
China
Reviews
Neofiliac score
50%
59%
48%
Pros
- Very light in the hand
- Versatile focal length
- Very affordable
- Compact lens with small diameter and short barrel
- Light in the hand
- Extremely wide 210° field of view
- Negligible size and weight
Cons
- Lacks weather sealing
- Lacks front filter thread
- Lacks weather sealing
- Dark f/8 aperture
- Lacks front filter thread
- Not a serious lens
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