Compare Samyang 7.5mm F3.5 UMC Fisheye vs Pentax 03 Fish-Eye
Construction
Form Factor
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Image Size
MFT
1/1.7"
Lens Barrel
Physical aperture ring, Distance scale
Distance scale
Lens Mount
Micro Four Thirds-mount
Pentax Q-mount
Material
Plastic mount
Optical Formula | Elements
9 elements
6 elements
Optical Formula | Groups
7 groups
5 groups
Dimensions
Size | Diameter
60 mm / 2.36 in
41 mm / 1.61 in
Size | Length
48 mm / 1.89 in
31 mm / 1.22 in
Weight
197 g / 6.96 oz
29 g / 1.02 oz
Function
Angle Of View
180° Diagonal (fisheye)
173° Diagonal (Q7)
Aperture
f/3.5 ~ f/22
f/5.6
Autofocus
No
No
Crop Factor
2.0
4.6
Focal Length
7.5 mm
3.2 mm
Focal Length (35mm Equivalent)
15.0 mm
14.7 mm
Image Stabilization
No
Weather Resistance
No
Performance
Max Magnification
0.06x
Min Focus Distance
90 mm / 3.54 in
90 mm / 3.54 in
Production
Accessory
Lens Hood: Built-in petal-type hood (supplied)
Debut
2011-09-05
2011-06-23
Reviews
Neofiliac score
50%
50%
Pros
- Very light and compact
- 180° FOV
- Extremely light and compact
- 173°FOV
Cons
- Lacks front filter thread
- Lacks weather sealing
- Dark and fixed f/5.6 aperture
- Not made for IQ
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