Compare Samyang 8mm F2.8 UMC Fisheye II vs Samyang 10mm F2.8 ED AS NCS CS vs Pentax 07 Mount Shield Lens
Construction
Aperture Blades
6 blades
6 blades, Manual aperture setting via lens ring
Colors
Silver, black
Form Factor
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Normal Prime Lens
Image Size
APS-C
APS-C
1/1.7"
Lens Barrel
Physical aperture ring, Distance scale
Physical aperture ring, Distance scale, DoF scale
Lens Mount
Canon EF-M-mount, Fujifilm X-mount, Samsung NX-mount, Sony E-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
Pentax Q-mount
Optical Formula | Elements
11 elements
14 elements
1 elements
Optical Formula | Groups
8 groups
10 groups
1 groups
Optical Formula | Special Glass
2 aspherical + 3 ED, Ultra Multi Coating groups
2 aspherical elements, 1 ED glass element groups
Dimensions
Size | Diameter
60 mm / 2.36 in
86 mm / 3.39 in
41 mm / 1.61 in
Size | Length
65 mm / 2.56 in
77 mm / 3.03 in
7 mm / 0.28 in
Weight
265 g / 9.36 oz
580 g / 20.49 oz
8 g / 0.28 oz
Function
Angle Of View
180° Diagonal (fisheye)
110.6° Diagonal | 100.4° Horizontal | 77.3° Vertical
44.5° Diagonal | 37.6° Horizontal | 25.6° Vertical
Aperture
f/2.8 ~ f/22
f/2.8 ~ f/22
f/9
Autofocus
No
No
No
Crop Factor
1.5
1.5
4.6
Focal Length
8 mm
10 mm
11.5 mm
Focal Length (35mm Equivalent)
12.0 mm
15.0 mm
52.9 mm
Focus Type
Internal
Image Stabilization
No
No
No
Weather Resistance
No
Performance
Min Focus Distance
300 mm / 11.81 in
250 mm / 9.84 in
300 mm / 11.81 in
Production
Accessory
Lens Hood: Integrated hood (supplied)
Debut
2014-03-21
2013-12-06
2013-06-12
Reviews
Neofiliac score
31%
40%
40%
Pros
- 180° FOV
- Reasonably well built
- One of the widest rectilinear lens for APS-C
- Reasonable IQ
- Bright f/2.8 aperture
- Interesting "body cap" form factor
Cons
- Lacks front filter thread
- Lacks weather sealing
- Lacks front filter thread
- Limited f/9 aperture
- Image quality was not on the mind of its engineers
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