Compare Samyang 10mm F2.8 ED AS NCS CS vs Tokina AT-X 10-17mm F3.5-4.5 DX Fisheye
Construction
Aperture Blades
6 blades, Manual aperture setting via lens ring
6 blades
Colors
Black
Form Factor
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Zoom Lens
Image Size
APS-C
APS-C
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
Distance scale, DoF scale
Lens Mount
Canon EF-M-mount, Canon EF-mount, Micro Four Thirds-mount, Fujifilm X-mount, Micro Four Thirds-mount, Nikon F-mount, Pentax K-mount, Samsung NX-mount, Sony A-mount, Sony E-mount
Canon EF-mount, Nikon F-mount
Motor
Screw drive from camera
Optical Formula | Elements
14 elements
10 elements
Optical Formula | Groups
10 groups
8 groups
Optical Formula | Special Glass
2 aspherical elements, 1 ED glass element groups
SD element groups
Dimensions
Size | Diameter
86 mm / 3.39 in
70 mm / 2.76 in
Size | Length
77 mm / 3.03 in
71 mm / 2.80 in
Weight
580 g / 20.49 oz
350 g / 12.37 oz
Function
Angle Of View
110.6° Diagonal | 100.4° Horizontal | 77.3° Vertical
180° Diagonal ~ 100° Diagonal (fisheye)
Aperture
f/2.8 ~ f/22
f/3.5–4.5 ~ f/22
Autofocus
No
Yes
Crop Factor
1.5
1.5
Focal Length
10 mm
10 mm ~ 17 mm
Focal Length (35mm Equivalent)
15.0 mm
15.0 mm ~ 25.5 mm
Focus Type
Extending front
Image Stabilization
No
No
Weather Resistance
No
Performance
Min Focus Distance
250 mm / 9.84 in
140 mm / 5.51 in
Production
Accessory
Lens Hood: Integrated hood (supplied)
Lens Hood: built-in hood (supplied)
Debut
2013-12-06
2011-06-12
Reviews
Neofiliac score
40%
31%
Pros
- One of the widest rectilinear lens for APS-C
- Reasonable IQ
- Bright f/2.8 aperture
- Unique fisheye zoom
- Reaches 180° FOV
Cons
- Lacks front filter thread
- Lacks front filter thread
- Not the highest build quality
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