Compare Samyang 12mm F2.8 ED AS NCS Fisheye vs Laowa 25mm f/2.8 2.5-5X Ultra Macro vs Canon RF 85 F1.2L USM DS
Construction
Aperture Blades
7 blades, Circular blades
8 blades
9 blades
Colors
Black
Black
Form Factor
Ultra Wide-Angle Prime Lens
Wide-Angle Prime Lens
Short Telephoto Prime Lens
Image Size
Full-Frame
Full-Frame
Full-Frame
Lens Barrel
Physical aperture ring, Distance scale
Physical aperture ring
Lens Mount
Canon EF-mount, Nikon F-mount, Pentax K-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
12 elements
8 elements
13 elements
Optical Formula | Groups
8 groups
6 groups
9 groups
Optical Formula | Special Glass
2 aspherical, 3 ED, nano coating system groups
1 low-dispersion element groups
BR Optical elements in one location, one UD, one ground aspherical lens groups
Dimensions
Filter Diameter
82 mm / 3.23 in
Size | Diameter
77 mm / 3.03 in
82 mm / 3.23 in
103 mm / 4.06 in
Size | Length
73 mm / 2.87 in
65 mm / 2.56 in
117 mm / 4.61 in
Weight
515 g / 18.20 oz
400 g / 14.13 oz
1195 g / 42.23 oz
Function
Angle Of View
180° Diagonal (fisheye)
81.8° Diagonal | 71.5° Horizontal | 51.3° Vertical
28.6° Diagonal | 23.9° Horizontal | 16.1° Vertical
Aperture
f/2.8 ~ f/22
f/2.8 ~ f/16
f/1.2
Autofocus
No
No
Yes
Focal Length
12 mm
25 mm
85 mm
Focus Type
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
No
No
Yes
Performance
Max Magnification
5x
0.12x
Min Focus Distance
200 mm / 7.87 in
170 mm / 6.69 in
850 mm / 33.46 in
Production
Accessory
Lens hood included
Lens hood sold separately
Debut
2014-11-01
2018-03-07
2019-02-14
Made In
China
Reviews
Neofiliac score
40%
31%
80%
Pros
- 180° FOV
- Reasonably good sunstar
- Exceptional maximum magnification
- Optional LED ring light and tripod collar available
- Very bright maximum aperture
- Smooth bokeh
- Very high sharpness
- Weather-sealed
- Great for portrait photography
Cons
- Lacks front filter thread
- Lacks weather sealing
- Not the sharpest
- Not stabilized
- No lens hood available
- Lacks weather sealing
- DS causes some loss in light transmission
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