Compare Samyang 135mm F2.0 ED UMC vs Laowa 100mm f/2.8 2X Ultra Macro vs 7Artisans 50mm F1.05
Construction
Aperture Blades
9 blades
13 blades, Nikon and Pentax mounts have 7 aperture blades.
13 blades
Colors
Black
Form Factor
Medium Telephoto Prime Lens
Short Telephoto Prime Lens
Manual focus, Prime lens
Image Size
Full-Frame
Full-Frame
Full frame
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring, Distance scale, DoF scale
Lens 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
Canon EF-mount, Canon RF-mount, Leica L-mount, Nikon F-mount, Nikon Z-mount, Pentax K-mount, Sony E-mount
E-mount, RF-mount, L-mount, Z-mount
Optical Formula | Elements
11 elements
12 elements
10 elements
Optical Formula | Groups
7 groups
10 groups
7 groups
Optical Formula | Special Glass
1 ED element, Ultra Multi Coating groups
Dimensions
Filter Diameter
77 mm / 3.03 in
67 mm / 2.64 in
58 mm
Size | Diameter
82 mm / 3.23 in
72 mm / 2.83 in
Size | Length
122 mm / 4.80 in
125 mm / 4.92 in
Weight
830 g / 29.33 oz
638 g / 22.54 oz
606 g
Function
Angle Of View
18.2° Diagonal | 15.2° Horizontal | 10.2° Vertical
24.4° Diagonal | 20.4° Horizontal | 13.7° Vertical
46°
Aperture
f/2 ~ f/22
f/2.8 ~ f/22
F/1.05 ~ f/16
Autofocus
No
No
Focal Length
135 mm
100 mm
50 mm
Focus Type
Internal
Internal
Image Stabilization
No
No
N/A
Weather Resistance
No
No
Performance
Max Magnification
2x
Min Focus Distance
800 mm / 31.50 in
250 mm / 9.84 in
57 cm
Production
Accessory
Lens hood included
Debut
2015-01-12
2018-04-20
2020-11
Made In
China
China
Reviews
Neofiliac score
50%
59%
Pros
- Smooth rendering
- Good resolution
- High 2x maximum magnification
- Apochromatic design
- Very good bokeh and color rendering
- Good build quality
- Fast autofocus
- Very good contrast
Cons
- On the heavy side
- Lacks weather sealing
- Hard to MF at this focal length
- Lacks weather sealing
- Quite long, though not expectedly so
- Not as sharp as the Mitakon
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