Compare Olympus 8mm F1.8 Fisheye PRO vs Pentax 03 Fish-Eye vs Pentax 07 Mount Shield Lens
Construction
Aperture Blades
7 blades, Circular
Colors
Black
Form Factor
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Normal Prime Lens
Image Size
MFT
1/1.7"
1/1.7"
Lens Barrel
Distance scale
Lens Mount
Micro Four Thirds-mount
Pentax Q-mount
Pentax Q-mount
Material
Plastic mount
Motor
Stepper motor
Optical Formula | Elements
17 elements
6 elements
1 elements
Optical Formula | Groups
15 groups
5 groups
1 groups
Optical Formula | Special Glass
1 aspherical, 3 super ED, 2 ED, 1 super HR, 2 HR lenses groups
Dimensions
Size | Diameter
62 mm / 2.44 in
41 mm / 1.61 in
41 mm / 1.61 in
Size | Length
80 mm / 3.15 in
31 mm / 1.22 in
7 mm / 0.28 in
Weight
314 g / 11.10 oz
29 g / 1.02 oz
8 g / 0.28 oz
Function
Angle Of View
180° Diagonal (fisheye)
173° Diagonal (Q7)
44.5° Diagonal | 37.6° Horizontal | 25.6° Vertical
Aperture
f/1.8 ~ f/22
f/5.6
f/9
Autofocus
Yes
No
No
Crop Factor
2.0
4.6
4.6
Focal Length
8 mm
3.2 mm
11.5 mm
Focal Length (35mm Equivalent)
16.0 mm
14.7 mm
52.9 mm
Focus Type
Internal
Image Stabilization
No
No
Weather Resistance
Yes
Performance
Max Magnification
0.2x
0.06x
Min Focus Distance
120 mm / 4.72 in
90 mm / 3.54 in
300 mm / 11.81 in
Production
Accessory
Lens hood included
Debut
2015-05-12
2011-06-23
2013-06-12
Reviews
Neofiliac score
67%
50%
40%
Pros
- 180° FOV
- Weather-sealed
- Beautifully constructed
- Extremely light and compact
- 173°FOV
- Interesting "body cap" form factor
Cons
- Priced higher than full-frame fisheyes
- Lacks front filter thread
- Dark and fixed f/5.6 aperture
- Not made for IQ
- Limited f/9 aperture
- Image quality was not on the mind of its engineers
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