Site Title

Compare Samyang 20mm F1.8 ED AS UMC vs Nikon PC Nikkor 19mm F4E ED vs Canon TS-E 135mm F4

Reviews

Neo score
59%
50%
43%
Pros
  • Rather affordable
  • Weather-sealed
  • One of the widest tilt-shift lens on the market
  • Great distortion control
  • Beautifully constructed
  • Tilt-shift capability
  • 0.5x reproduction ratio
  • Superb build quality
Cons
  • Lacks weather sealing
  • Not the highest grade of build
  • Dark maximum aperture
  • Lacks front filter thread
  • On the heavy side

Price

MSRP
3400 USD
2199 USD
Offers (incl. referral links)

Construction

Aperture Blades
7 blades
9 blades
9 blades
Colors
Black
Form Factor
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Medium Telephoto Prime Lens
Image Size
Full-Frame
Full-Frame
Full-Frame
Lens Barrel
Physical aperture ring, Distance scale
Distance scale, DoF scale
Distance scale
Lens Mount
Canon EF-mount, Canon EF-M-mount, Fujifilm X-mount, Micro Four Thirds-mount, Nikon F-mount, Pentax K-mount, Samsung NX-mount, Sony A-mount, Sony E-mount
Nikon F-mount
Canon EF-mount
Material
Magnesium alloy
Optical Formula | Elements
13 elements
17 elements
11 elements
Optical Formula | Groups
12 groups
13 groups
7 groups
Optical Formula | Special Glass
Two aspherical + 3 ED elements, Ultra Multi Coating groups
3 ED + 2 aspherical elements + fluorine & Nano Crystal coatings groups
Molded glass aspherical and UD elements + SWC and ASC coatings groups

Dimensions

Filter Diameter
77 mm / 3.03 in
82 mm / 3.23 in
Size | Diameter
83 mm / 3.27 in
89 mm / 3.50 in
89 mm / 3.50 in
Size | Length
88 mm / 3.46 in
124 mm / 4.88 in
139 mm / 5.47 in
Weight
497 g / 17.56 oz
885 g / 31.27 oz
1110 g / 39.22 oz

Function

Angle Of View
94.5° Diagonal | 84.0° Horizontal | 61.9° Vertical
97.5° Diagonal | 86.9° Horizontal | 64.6° Vertical
18.2° Diagonal | 15.2° Horizontal | 10.2° Vertical
Aperture
f/1.8 ~ f/22
f/4 ~ f/32
f/4 ~ f/45
Autofocus
No
No
No
Focal Length
20 mm
19 mm
135 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
No
Yes

Performance

Max Magnification
0.18x
0.5x
Min Focus Distance
200 mm / 7.87 in
250 mm / 9.84 in
490 mm / 19.29 in

Production

Accessory
Lens hood included
Lens hood included
Debut
2016-08-08
2016-10-19
2017-08-29
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