Compare Laowa 7.5mm f/2 MFT vs Olympus 9mm F8 Fisheye vs Laowa 17mm f/1.8
Construction
Aperture Blades
7 blades
7 blades
Form Factor
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Wide-Angle Prime Lens
Image Size
MFT
MFT
MFT
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring, Distance scale, DoF scale
Lens Mount
Micro Four Thirds-mount
Micro Four Thirds-mount
Micro Four Thirds-mount
Material
Plastic
Optical Formula | Elements
13 elements
5 elements
9 elements
Optical Formula | Groups
9 groups
4 groups
7 groups
Optical Formula | Special Glass
2 aspherical elements groups
Frog Eye Coating (FEC) groups
Dimensions
Filter Diameter
46 mm / 1.81 in
Size | Diameter
50 mm / 1.97 in
56 mm / 2.20 in
55 mm / 2.17 in
Size | Length
55 mm / 2.17 in
13 mm / 0.51 in
51 mm / 2.01 in
Weight
170 g / 6.01 oz
30 g / 1.06 oz
172 g / 6.08 oz
Function
Angle Of View
110.6° Diagonal | 100.4° Horizontal | 77.3° Vertical
100.5° Diagonal | 90.0° Horizontal | 67.4° Vertical
65.0° Diagonal | 55.8° Horizontal | 38.9° Vertical
Aperture
f/2 ~ f/22
f/8 ~ f/8
f/1.8 ~ f/1.8
Autofocus
No
No
No
Crop Factor
2.0
2.0
2.0
Focal Length
7.5 mm
9 mm
17 mm
Focal Length (35mm Equivalent)
15.0 mm
18.0 mm
34.0 mm
Focus Type
Internal
Image Stabilization
No
No
Weather Resistance
No
Performance
Max Magnification
0.11x
0.046x
Min Focus Distance
120 mm / 4.72 in
200 mm / 7.87 in
150 mm / 5.91 in
Production
Accessory
Lens hood included
Lens hood sold separately
Lens hood included
Debut
2016-09-13
2014-01-29
2019-10-21
Made In
China
China
Reviews
Neofiliac score
59%
48%
50%
Pros
- Compact and light weight
- Solidly built
- Negligible size and weight
- Very light in the hand
- Versatile focal length
- Very affordable
Cons
- Lacks front filter thread
- No EXIF communication
- Dark f/8 aperture
- Lacks front filter thread
- Not a serious lens
- Lacks weather sealing
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