Compare Samyang 10mm F2.8 ED AS NCS CS vs Laowa 12mm f/2.8 Zero-D vs PENTAX-D FA 15-30mm F2.8
Construction
Aperture Blades
6 blades, Manual aperture setting via lens ring
7 blades
9 blades
Colors
Black
Form Factor
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Zoom Lens
Image Size
APS-C
Full-Frame
Full-Frame
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring
Distance 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, Canon RF-mount, Leica L-mount, Nikon F-mount, Nikon Z-mount, Pentax K-mount, Sony A-mount, Sony E-mount
Pentax K-mount
Motor
Ultrasonic
Optical Formula | Elements
14 elements
16 elements
18 elements
Optical Formula | Groups
10 groups
10 groups
13 groups
Optical Formula | Special Glass
2 aspherical elements, 1 ED glass element groups
Three ED and aspherical elements + HD and SP coatings groups
Dimensions
Size | Diameter
86 mm / 3.39 in
75 mm / 2.95 in
99 mm / 3.90 in
Size | Length
77 mm / 3.03 in
83 mm / 3.27 in
144 mm / 5.67 in
Weight
580 g / 20.49 oz
609 g / 21.52 oz
1040 g / 36.75 oz
Function
Angle Of View
110.6° Diagonal | 100.4° Horizontal | 77.3° Vertical
122.0° Diagonal | 112.6° Horizontal | 90.0° Vertical
110.6° Diagonal | 100.4° Horizontal | 77.3° Vertical (wide) ~ 71.6° Diagonal | 61.9° Horizontal | 43.6° Vertical (tele)
Aperture
f/2.8 ~ f/22
f/2.8 ~ f/22
f/2.8 ~ f/22
Autofocus
No
No
Yes
Crop Factor
1.5
Focal Length
10 mm
12 mm
15 mm ~ 30 mm
Focal Length (35mm Equivalent)
15.0 mm
Focus Type
Internal
Image Stabilization
No
No
No
Weather Resistance
Yes
Performance
Max Magnification
0.2x
0.2x
Min Focus Distance
250 mm / 9.84 in
180 mm / 7.09 in
280 mm / 11.02 in
Production
Accessory
Lens Hood: Integrated hood (supplied)
Lens hood included
Lens hood included
Debut
2013-12-06
2016-07-26
2016-02-17
Made In
China
Reviews
Neofiliac score
40%
50%
31%
Pros
- One of the widest rectilinear lens for APS-C
- Reasonable IQ
- Bright f/2.8 aperture
- One of the widest rectilinear FF lens
- Solid build quality
- Low distortion
- Reasonably sharp
- Constant f/2.8 aperture
- Great optical performance
- Weather-sealed
- Beautifully constructed
Cons
- Lacks front filter thread
- Lacks front filter thread
- Rather long
- On the heavy side
- Lacks front filter thread
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