Compare Samyang 10mm F2.8 ED AS NCS CS vs Samyang 135mm F2.0 ED UMC vs Voigtlander Ultron 28mm F2
Variants
Type I
Type II
Construction
Aperture Blades
6 blades, Manual aperture setting via lens ring
9 blades
10 blades, straight cut
Form Factor
Ultra Wide-Angle Prime Lens
Medium Telephoto Prime Lens
Manual-focus prime lens for rangefinder cameras
Image Size
APS-C
Full-Frame
Full-frame
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring, 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, Canon EF-M-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
M-mount bayonet (VM)
Optical Formula | Elements
14 elements
11 elements
10 elements
Optical Formula | Groups
10 groups
7 groups
7 groups
Optical Formula | Special Glass
2 aspherical elements, 1 ED glass element groups
1 ED element, Ultra Multi Coating groups
Dimensions
Filter Diameter
77 mm / 3.03 in
39 mm
Size | Diameter
86 mm / 3.39 in
82 mm / 3.23 in
Size | Length
77 mm / 3.03 in
122 mm / 4.80 in
36 mm
Weight
580 g / 20.49 oz
830 g / 29.33 oz
Function
Angle Of View
110.6° Diagonal | 100.4° Horizontal | 77.3° Vertical
18.2° Diagonal | 15.2° Horizontal | 10.2° Vertical
74.51°
Aperture
f/2.8 ~ f/22
f/2 ~ f/22
f/2 ~ f/22
Autofocus
No
No
Crop Factor
1.5
Focal Length
10 mm
135 mm
28 mm
Focal Length (35mm Equivalent)
15.0 mm
Focus Type
Internal
Image Stabilization
No
No
Weather Resistance
No
Performance
Min Focus Distance
250 mm / 9.84 in
800 mm / 31.50 in
0.5 m (Rangefinder coupling ∞ ~ 0.7 m)
Production
Accessory
Lens Hood: Integrated hood (supplied)
Lens hood included
Lens hood LH-4N or LH-12, optional
Debut
2013-12-06
2015-01-12
2021
Made In
Japan
Reviews
Neofiliac score
40%
50%
Pros
- One of the widest rectilinear lens for APS-C
- Reasonable IQ
- Bright f/2.8 aperture
- Smooth rendering
- Good resolution
- Amazing build quality
- Very sharp
- Easy to focus
Cons
- Lacks front filter thread
- On the heavy side
- Lacks weather sealing
- Hard to MF at this focal length
- Does not work well with thick filter stack
- Vignetting at f/2
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