Compare Samyang 50mm F1.2 AS UMC CS vs Samyang 100mm F2.8 ED UMC Macro vs Samyang AF 18mm F2.8
Construction
Aperture Blades
9 blades, Circular blades
9 blades
7 blades
Colors
Black
Form Factor
Short Telephoto Prime Lens
Short Telephoto Prime Lens
Ultra Wide-Angle Prime Lens
Image Size
APS-C
Full-Frame
Full-Frame
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring, Distance scale, DoF scale
Lens Mount
Canon EF-M-mount, Fujifilm X-mount, Micro Four Thirds-mount, Sony E-mount
Canon EF-mount, Fujifilm X-mount, Micro Four Thirds-mount, Nikon F-mount, Pentax K-mount, Samsung NX-mount, Sony A-mount, Sony E-mount
Sony E-mount
Motor
Stepper motor
Optical Formula | Elements
9 elements
15 elements
9 elements
Optical Formula | Groups
7 groups
12 groups
8 groups
Optical Formula | Special Glass
2 aspherical elements + Ultra Multi Coating groups
1 HRI + 1 ED element, Ultra Multi Coating groups
2 HR, 3 aspherical, 3 ED elements + UMC coating groups
Dimensions
Filter Diameter
62 mm / 2.44 in
67 mm / 2.64 in
58 mm / 2.28 in
Size | Diameter
68 mm / 2.68 in
73 mm / 2.87 in
64 mm / 2.52 in
Size | Length
74 mm / 2.91 in
123 mm / 4.84 in
61 mm / 2.40 in
Weight
375 g / 13.25 oz
720 g / 25.44 oz
145 g / 5.12 oz
Function
Angle Of View
32.2° Diagonal | 27.0° Horizontal | 18.2° Vertical
24.4° Diagonal | 20.4° Horizontal | 13.7° Vertical
100.5° Diagonal | 90.0° Horizontal | 67.4° Vertical
Aperture
f/1.2 ~ f/16
f/2.8 ~ f/32
f/2.8 ~ f/22
Autofocus
No
No
Yes
Crop Factor
1.5
Focal Length
50 mm
100 mm
18 mm
Focal Length (35mm Equivalent)
75.0 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
No
No
No
Performance
Max Magnification
1x
0.09x
Min Focus Distance
500 mm / 19.69 in
310 mm / 12.20 in
250 mm / 9.84 in
Production
Accessory
Lens hood included
Lens hood included
Debut
2015-09-21
2015-04-01
2019-08-29
Made In
Korea
Reviews
Neofiliac score
59%
59%
59%
Pros
- Bright maximum aperture
- Very sharp
- Good rendering
- 1:1 reproduction
- Clear focusing scale
- Light and compact
- Fast autofocus
- High contrast
- Good sharpness
Cons
- Lacks weather sealing
- Lacks weather sealing
- Not Samyang's strongest build
- Low maximum magnification
- Lacks weather sealing
- Focus breathing
- Strong vignetting wide open
- Full plastic construction
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