Compare Samyang 24mm F1.4 ED AS IF UMC vs Samyang 12mm F2.8 ED AS NCS Fisheye vs Tamron 20mm F/2.8
Construction
Aperture Blades
7 blades, Circular blades
7 blades
Colors
Black
Black
Black
Form Factor
Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Image Size
Full-Frame
Full-Frame
Full-Frame
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring, 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
Canon EF-mount, Nikon F-mount, Pentax K-mount, Sony A-mount, Sony E-mount
Sony E-mount
Motor
Micromotor
Optical Formula | Elements
13 elements
12 elements
10 elements
Optical Formula | Groups
12 groups
8 groups
9 groups
Optical Formula | Special Glass
4 ED glass elements, 2 aspherical elements groups
2 aspherical, 3 ED, nano coating system groups
Low-dispersion and aspherical elements + BBAR and fluorine coatings groups
Dimensions
Filter Diameter
77 mm / 3.03 in
67 mm / 2.64 in
Size | Diameter
83 mm / 3.27 in
77 mm / 3.03 in
73 mm / 2.87 in
Size | Length
73 mm / 2.87 in
64 mm / 2.52 in
Weight
515 g / 18.20 oz
220 g / 7.77 oz
Function
Angle Of View
84.1° Diagonal | 73.7° Horizontal | 53.1° Vertical
180° Diagonal (fisheye)
94.5° Diagonal | 84.0° Horizontal | 61.9° Vertical
Aperture
f/1.4 ~ f/22
f/2.8 ~ f/22
f/2.8
Autofocus
No
No
Yes
Focal Length
24 mm
12 mm
20 mm
Focus Type
Internal
Internal
Image Stabilization
No
No
Weather Resistance
No
No
Yes
Performance
Max Magnification
0.5x
Min Focus Distance
250 mm / 9.84 in
200 mm / 7.87 in
110 mm / 4.33 in
Production
Accessory
Lens hood included
Lens hood included
Debut
2011-08-12
2014-11-01
2019-10-23
Model Name
F050
Reviews
Neofiliac score
59%
40%
86%
Pros
- Bright maximum aperture
- Affordable choice in its class
- 180° FOV
- Reasonably good sunstar
- Compact and lightweight
- Weather-sealed
- 1:2 maximum reproduction
- Very close focusing distance
- Good color rendition
Cons
- Lacks weather sealing
- Not the best IQ
- Not the highest grade of construction
- Lacks front filter thread
- Lacks weather sealing
- Not the sharpest
- Noisy AF
- Not the sharpest
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