Compare Samyang 10mm F2.8 ED AS NCS CS vs 7artisans 55mm F1.4 vs 7Artisans M50mm F1.1
Construction
Aperture Blades
6 blades, Manual aperture setting via lens ring
9 blades
12 blades
Colors
Black
Black
Form Factor
Ultra Wide-Angle Prime Lens
Short Telephoto Prime Lens
Normal Prime Lens
Image Size
APS-C
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-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-M-mount, Fujifilm X-mount, Micro Four Thirds-mount, Sony E-mount
Leica M-mount
Material
Aluminum
Aluminum
Optical Formula | Elements
14 elements
6 elements
7 elements
Optical Formula | Groups
10 groups
5 groups
6 groups
Optical Formula | Special Glass
2 aspherical elements, 1 ED glass element groups
Dimensions
Filter Diameter
52 mm / 2.05 in
55 mm / 2.17 in
Size | Diameter
86 mm / 3.39 in
60 mm / 2.4 in
60 mm / 2.36 in
Size | Length
77 mm / 3.03 in
65 mm / 2.60 in
49 mm / 1.93 in
Weight
580 g / 20.49 oz
272 g / 9.61 oz
400 g / 14.13 oz
Function
Angle Of View
110.6° Diagonal | 100.4° Horizontal | 77.3° Vertical
29.4° Diagonal | 24.6° Horizontal | 16.6° Vertical
46.8° Diagonal | 39.6° Horizontal | 27.0° Vertical
Aperture
f/2.8 ~ f/22
f/1.4 ~ f/16
f/1.1 ~ f/16
Autofocus
No
No
No
Crop Factor
1.5
1.5
Focal Length
10 mm
55 mm
50 mm
Focal Length (35mm Equivalent)
15.0 mm
82.5 mm
Focus Type
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
No
No
Performance
Min Focus Distance
250 mm / 9.84 in
420 mm / 16.54 in
700 mm / 27.56 in
Production
Accessory
Lens Hood: Integrated hood (supplied)
Lens hood included
Debut
2013-12-06
2021
2017-12-09
Reviews
Neofiliac score
40%
59%
68%
Pros
- One of the widest rectilinear lens for APS-C
- Reasonable IQ
- Bright f/2.8 aperture
- Bright maximum aperture
- Bright maximum aperture
- Short barrel
- 12-bladed aperture produces well-defined sunstars
- Better built than most 7Artisan lenses
Cons
- Lacks front filter thread
- Lacks weather sealing
- Not very solid
- Larger and heavier than Mark I
- Lower maximum magnification than Mark I
- Lacks weather sealing
- Voigtlander and Zeiss have stronger alternatives
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