Compare Samyang 135mm F2.0 ED UMC vs Laowa 100mm f/2.8 2X Ultra Macro vs Canon RF 85 F1.2L USM DS
Construction
Aperture Blades
9 blades
13 blades, Nikon and Pentax mounts have 7 aperture blades.
9 blades
Form Factor
Medium Telephoto Prime Lens
Short Telephoto Prime Lens
Short Telephoto 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
Canon RF-mount
Motor
Ultrasonic
Optical Formula | Elements
11 elements
12 elements
13 elements
Optical Formula | Groups
7 groups
10 groups
9 groups
Optical Formula | Special Glass
1 ED element, Ultra Multi Coating groups
BR Optical elements in one location, one UD, one ground aspherical lens groups
Dimensions
Filter Diameter
77 mm / 3.03 in
67 mm / 2.64 in
82 mm / 3.23 in
Size | Diameter
82 mm / 3.23 in
72 mm / 2.83 in
103 mm / 4.06 in
Size | Length
122 mm / 4.80 in
125 mm / 4.92 in
117 mm / 4.61 in
Weight
830 g / 29.33 oz
638 g / 22.54 oz
1195 g / 42.23 oz
Function
Angle Of View
18.2° Diagonal | 15.2° Horizontal | 10.2° Vertical
24.4° Diagonal | 20.4° Horizontal | 13.7° Vertical
28.6° Diagonal | 23.9° Horizontal | 16.1° Vertical
Aperture
f/2 ~ f/22
f/2.8 ~ f/22
f/1.2
Autofocus
No
No
Yes
Focal Length
135 mm
100 mm
85 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
No
No
Yes
Performance
Max Magnification
2x
0.12x
Min Focus Distance
800 mm / 31.50 in
250 mm / 9.84 in
850 mm / 33.46 in
Production
Accessory
Lens hood included
Debut
2015-01-12
2018-04-20
2019-02-14
Made In
China
Reviews
Neofiliac score
50%
59%
80%
Pros
- Smooth rendering
- Good resolution
- High 2x maximum magnification
- Apochromatic design
- Very bright maximum aperture
- Smooth bokeh
- Very high sharpness
- Weather-sealed
- Great for portrait photography
Cons
- On the heavy side
- Lacks weather sealing
- Hard to MF at this focal length
- Lacks weather sealing
- Quite long, though not expectedly so
- DS causes some loss in light transmission
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