Compare Pentax 03 Fish-Eye vs Panasonic G Fisheye 8mm F3.5 vs Panasonic DG 8-18mm F2.8-4.0
Construction
Aperture Blades
7 blades, rounded blades
7 blades, Circular blades
Colors
Black
Black
Form Factor
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Zoom Lens
Image Size
1/1.7"
MFT
MFT
Lens Barrel
Distance scale
Lens Mount
Pentax Q-mount
Micro Four Thirds-mount
Micro Four Thirds-mount
Material
Plastic mount
Motor
Micromotor
Stepper motor
Optical Formula | Elements
6 elements
10 elements
15 elements
Optical Formula | Groups
5 groups
9 groups
10 groups
Optical Formula | Special Glass
1 ED glass element groups
Aspherical ED, aspherical, ED, UHR elements + Nano Surface Coating. groups
Dimensions
Filter Diameter
67 mm / 2.64 in
Size | Diameter
41 mm / 1.61 in
61 mm / 2.40 in
73 mm / 2.87 in
Size | Length
31 mm / 1.22 in
52 mm / 2.05 in
88 mm / 3.46 in
Weight
29 g / 1.02 oz
165 g / 5.83 oz
315 g / 11.13 oz
Function
Angle Of View
173° Diagonal (Q7)
180° Diagonal
107.1° Diagonal | 96.7° Horizontal | 73.7° Vertical (wide) ~ 62.0° Diagonal | 53.1° Horizontal | 36.9° Vertical (tele)
Aperture
f/5.6
f/3.5 ~ f/22
f/2.8–22 ~ f/4–22
Autofocus
No
Yes
Yes
Crop Factor
4.6
2.0
2.0
Focal Length
3.2 mm
8 mm
8 mm ~ 18 mm
Focal Length (35mm Equivalent)
14.7 mm
16.0 mm
16.0 mm ~ 36.0 mm
Focus Type
Internal
Internal
Image Stabilization
No
No
Weather Resistance
Yes
Performance
Max Magnification
0.06x
0.2x
0.12x
Min Focus Distance
90 mm / 3.54 in
100 mm / 3.94 in
230 mm / 9.06 in
Production
Accessory
Lens Hood: built-in hood (supplied)
Lens hood included
Debut
2011-06-23
2010-06-01
2017-04-19
Model Name
H-E08018
Reviews
Neofiliac score
50%
60%
60%
Pros
- Extremely light and compact
- 173°FOV
- 180° FOV
- Compact and lightweight
- Weather-sealed
- Good sharpness
- Well built
Cons
- Dark and fixed f/5.6 aperture
- Not made for IQ
- Lacks front filter thread
- Compact and lightweight
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