Compare Olympus 9mm F8 Fisheye vs Olympus 8mm F1.8 Fisheye PRO
Construction
Aperture Blades
7 blades, Circular
Colors
Black
Form Factor
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Image Size
MFT
MFT
Lens Mount
Micro Four Thirds-mount
Micro Four Thirds-mount
Material
Plastic
Motor
Stepper motor
Optical Formula | Elements
5 elements
17 elements
Optical Formula | Groups
4 groups
15 groups
Optical Formula | Special Glass
2 aspherical elements groups
1 aspherical, 3 super ED, 2 ED, 1 super HR, 2 HR lenses groups
Dimensions
Size | Diameter
56 mm / 2.20 in
62 mm / 2.44 in
Size | Length
13 mm / 0.51 in
80 mm / 3.15 in
Weight
30 g / 1.06 oz
314 g / 11.10 oz
Function
Angle Of View
100.5° Diagonal | 90.0° Horizontal | 67.4° Vertical
180° Diagonal (fisheye)
Aperture
f/8 ~ f/8
f/1.8 ~ f/22
Autofocus
No
Yes
Crop Factor
2.0
2.0
Focal Length
9 mm
8 mm
Focal Length (35mm Equivalent)
18.0 mm
16.0 mm
Focus Type
Internal
Internal
Image Stabilization
No
Weather Resistance
Yes
Performance
Max Magnification
0.046x
0.2x
Min Focus Distance
200 mm / 7.87 in
120 mm / 4.72 in
Production
Accessory
Lens hood sold separately
Lens hood included
Debut
2014-01-29
2015-05-12
Reviews
Neofiliac score
48%
67%
Pros
- Negligible size and weight
- 180° FOV
- Weather-sealed
- Beautifully constructed
Cons
- Dark f/8 aperture
- Lacks front filter thread
- Not a serious lens
- Priced higher than full-frame fisheyes
- Lacks front filter thread
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