Compare Samyang 35mm F1.4 AS UMC vs Samyang 7.5mm F3.5 UMC Fisheye vs Pentax 03 Fish-Eye
Construction
Form Factor
Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Image Size
Full-Frame
MFT
1/1.7"
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring, Distance scale
Distance scale
Lens Mount
Canon EF-mount, Nikon F-mount, Micro Four Thirds-mount, Pentax K-mount, Sony A-mount, Sony E-mount, Samsung NX-mount
Micro Four Thirds-mount
Pentax Q-mount
Material
Plastic mount
Optical Formula | Elements
12 elements
9 elements
6 elements
Optical Formula | Groups
10 groups
7 groups
5 groups
Optical Formula | Special Glass
2 high-refraction glass elements1 aspherical element groups
Dimensions
Filter Diameter
77 mm / 3.03 in
Size | Diameter
63 mm / 2.48 in
60 mm / 2.36 in
41 mm / 1.61 in
Size | Length
112 mm / 4.41 in
48 mm / 1.89 in
31 mm / 1.22 in
Weight
660 g / 23.32 oz
197 g / 6.96 oz
29 g / 1.02 oz
Function
Angle Of View
63.5° Diagonal | 54.4° Horizontal | 37.8° Vertical
180° Diagonal (fisheye)
173° Diagonal (Q7)
Aperture
f/1.4 ~ f/22
f/3.5 ~ f/22
f/5.6
Autofocus
No
No
No
Crop Factor
2.0
4.6
Focal Length
35 mm
7.5 mm
3.2 mm
Focal Length (35mm Equivalent)
15.0 mm
14.7 mm
Image Stabilization
No
No
Weather Resistance
No
Performance
Max Magnification
0.06x
Min Focus Distance
300 mm / 11.81 in
90 mm / 3.54 in
90 mm / 3.54 in
Production
Accessory
Lens Hood: Built-in petal-type hood (supplied)
Debut
2010-09-16
2011-09-05
2011-06-23
Reviews
Neofiliac score
68%
50%
50%
Pros
- Bright maximum aperture
- Good level of resolution
- Very light and compact
- 180° FOV
- Extremely light and compact
- 173°FOV
Cons
- Quite large and heavy
- Lacks front filter thread
- Lacks weather sealing
- Dark and fixed f/5.6 aperture
- Not made for IQ
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