Compare Samyang 35mm F1.4 AS UMC vs Samyang 10mm F2.8 ED AS NCS CS vs Leica Summilux-M 21mm F1.4
Construction
Aperture Blades
6 blades, Manual aperture setting via lens ring
Colors
Black
Form Factor
Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Image Size
Full-Frame
APS-C
Full-Frame
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring, Distance scale, DoF scale
Lens Mount
Canon EF-mount, Nikon F-mount, Micro Four Thirds-mount, Pentax K-mount, Sony A-mount, Sony E-mount, Samsung NX-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
Leica M-mount
Optical Formula | Elements
12 elements
14 elements
10 elements
Optical Formula | Groups
10 groups
10 groups
8 groups
Optical Formula | Special Glass
2 high-refraction glass elements1 aspherical element groups
2 aspherical elements, 1 ED glass element groups
2 aspherical elements5 anomolous dispersion elements groups
Dimensions
Filter Diameter
77 mm / 3.03 in
Size | Diameter
63 mm / 2.48 in
86 mm / 3.39 in
70 mm / 2.76 in
Size | Length
112 mm / 4.41 in
77 mm / 3.03 in
66 mm / 2.60 in
Weight
660 g / 23.32 oz
580 g / 20.49 oz
580 g / 20.49 oz
Function
Angle Of View
63.5° Diagonal | 54.4° Horizontal | 37.8° Vertical
110.6° Diagonal | 100.4° Horizontal | 77.3° Vertical
91.7° Diagonal | 81.2° Horizontal | 59.5° Vertical
Aperture
f/1.4 ~ f/22
f/2.8 ~ f/22
f/1.4 ~ f/16
Autofocus
No
No
No
Crop Factor
1.5
Focal Length
35 mm
10 mm
21 mm
Focal Length (35mm Equivalent)
15.0 mm
Focus Type
Extending front
Image Stabilization
No
No
No
Weather Resistance
No
Performance
Max Magnification
0.03x
Min Focus Distance
300 mm / 11.81 in
250 mm / 9.84 in
700 mm / 27.56 in
Production
Accessory
Lens Hood: Integrated hood (supplied)
Lens hood included
Debut
2010-09-16
2013-12-06
2008-09-15
Made In
Germany
Reviews
Neofiliac score
68%
40%
78%
Pros
- Bright maximum aperture
- Good level of resolution
- One of the widest rectilinear lens for APS-C
- Reasonable IQ
- Bright f/2.8 aperture
- Very bright maximum aperture
- Gorgeous rendering
- Very sharp
Cons
- Quite large and heavy
- Lacks front filter thread
- Low maximum magnification
- Lacks weather sealing
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