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Compare Laowa 15mm f/4 1:1 Macro vs Laowa 17mm F4 Zero-D GFX vs Pentax-FA645 35mm F3.5

Construction

Aperture Blades
14 blades
7 blades
9 blades, Rounded aperture
Colors
Black
Form Factor
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Image Size
Full-Frame
Medium Format (44x33)
Medium Format (645)
Lens Barrel
Physical aperture ring
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring, Distance scale
Lens Mount
Canon EF-mount, Leica L-mount, Nikon F-mount, Pentax K-mount, Sony A-mount, Sony E-mount
Fujifilm G-mount
Pentax 645 KAF2 bayonet
Optical Formula | Elements
12 elements
21 elements
10 elements
Optical Formula | Groups
9 groups
14 groups
7 groups
Optical Formula | Special Glass
Three high refractive and one ED element groups
2 aspherical + 3 ED elements groups
HRI and hybrid aspherical elements, HD and SP coatings groups

Dimensions

Filter Diameter
77 mm / 3.03 in
86 mm / 3.39 in
82 mm / 3.23 in
Size | Diameter
84 mm / 3.31 in
77 mm / 3.03 in
88 mm / 3.46 in
Size | Length
65 mm / 2.56 in
125 mm / 4.92 in
90 mm / 3.54 in
Weight
410 g / 14.49 oz
829 g / 29.29 oz
570 g / 20.14 oz

Function

Angle Of View
110.6° Diagonal | 100.4° Horizontal | 77.3° Vertical
116.4° Diagonal | 106.5° Horizontal | 83.6° Vertical
89.9° Diagonal | 79.4° Horizontal | 57.9° Vertical
Aperture
f/4 ~ f/32
f/4 ~ f/22
f/3.5 ~ f/32
Autofocus
No
No
Yes
Crop Factor
0.8
0.6
Focal Length
15 mm
17 mm
35 mm
Focal Length (35mm Equivalent)
13.4 mm
21.7 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
No
No
No

Performance

Max Magnification
1x
0.28x
0.25x
Min Focus Distance
470 mm / 18.50 in
200 mm / 7.87 in
300 mm / 11.81 in

Production

Accessory
Lens hood included
Lens Hood: PH-RBE82 (supplied)
Debut
2015-06-23
2018-04-20
2015-11-11
Made In
China
China

Reviews

Neofiliac score
50%
40%
68%
Pros
  • 1:1 reproduction
  • One of the widest macro lens for FF
  • Unique +/- 6mm shift feature
  • Widest rectilinear lens for G-mount medium format
  • Low distortion
  • Good optical performance
  • 0.25x reproduction ratio
  • Rather compact for what it is
  • Comes with physical aperture ring
Cons
  • Dark maximum aperture
  • Lacks weather sealing
  • No EXIF communication
  • On the heavy side
  • Lacks weather sealing
  • Lacks weather sealing

Price

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