Compare Samyang 12mm F2.8 ED AS NCS Fisheye vs Nikon PC Nikkor 19mm F4E ED vs Canon TS-E 50mm F2.8
Construction
Aperture Blades
7 blades, Circular blades
9 blades
9 blades
Colors
Black
Black
Form Factor
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Normal Prime Lens
Image Size
Full-Frame
Full-Frame
Full-Frame
Lens Barrel
Physical aperture ring, Distance scale
Distance scale, DoF scale
Distance scale
Lens Mount
Canon EF-mount, Nikon F-mount, Pentax K-mount, Sony A-mount, Sony E-mount
Nikon F-mount
Canon EF-mount
Material
Magnesium alloy
Optical Formula | Elements
12 elements
17 elements
12 elements
Optical Formula | Groups
8 groups
13 groups
9 groups
Optical Formula | Special Glass
2 aspherical, 3 ED, nano coating system groups
3 ED + 2 aspherical elements + fluorine & Nano Crystal coatings groups
Molded glass aspherical and UD elements + SWC and ASC coatings groups
Dimensions
Filter Diameter
77 mm / 3.03 in
Size | Diameter
77 mm / 3.03 in
89 mm / 3.50 in
87 mm / 3.43 in
Size | Length
73 mm / 2.87 in
124 mm / 4.88 in
115 mm / 4.53 in
Weight
515 g / 18.20 oz
885 g / 31.27 oz
945 g / 33.39 oz
Function
Angle Of View
180° Diagonal (fisheye)
97.5° Diagonal | 86.9° Horizontal | 64.6° Vertical
46.8° Diagonal | 39.6° Horizontal | 27.0° Vertical
Aperture
f/2.8 ~ f/22
f/4 ~ f/32
f/2.8 ~ f/32
Autofocus
No
No
No
Focal Length
12 mm
19 mm
50 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
No
Yes
Performance
Max Magnification
0.18x
0.5x
Min Focus Distance
200 mm / 7.87 in
250 mm / 9.84 in
270 mm / 10.63 in
Production
Accessory
Lens hood included
Lens hood included
Debut
2014-11-01
2016-10-19
2017-08-29
Reviews
Neofiliac score
40%
50%
52%
Pros
- 180° FOV
- Reasonably good sunstar
- Weather-sealed
- One of the widest tilt-shift lens on the market
- Great distortion control
- Beautifully constructed
- Tilt-shift capability
- 0.5x reproduction ratio
- Superb build quality
Cons
- Lacks front filter thread
- Lacks weather sealing
- Not the sharpest
- Dark maximum aperture
- Lacks front filter thread
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