Compare Laowa 15mm f/4 1:1 Macro vs Pentax-D FA 21mm F2.4ED vs Pentax-FA 43mm F1.9
Construction
Aperture Blades
14 blades
8 blades, Rounded diaphragm
8 blades
Colors
Black
Black, Silver
Black, silver
Form Factor
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Normal 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, Leica L-mount, Nikon F-mount, Pentax K-mount, Sony A-mount, Sony E-mount
Pentax K-mount
Pentax K-mount
Material
Aluminum
Aluminum
Motor
Screw drive from camera
Optical Formula | Elements
12 elements
11 elements
7 elements
Optical Formula | Groups
9 groups
8 groups
6 groups
Optical Formula | Special Glass
Three high refractive and one ED element groups
4 ED elements, 1 Super ED element groups
HD + Super Protect coatings groups
Dimensions
Filter Diameter
77 mm / 3.03 in
67 mm / 2.64 in
49 mm / 1.93 in
Size | Diameter
84 mm / 3.31 in
74 mm / 2.91 in
64 mm / 2.52 in
Size | Length
65 mm / 2.56 in
89 mm / 3.50 in
27 mm / 1.06 in
Weight
410 g / 14.49 oz
416 g / 14.70 oz
155 g / 5.48 oz
Function
Angle Of View
110.6° Diagonal | 100.4° Horizontal | 77.3° Vertical
91.7° Diagonal | 81.2° Horizontal | 59.5° Vertical
53.4° Diagonal | 45.4° Horizontal | 31.2° Vertical
Aperture
f/4 ~ f/32
f/2.4–22 ~ f/2.4–22
f/1.9 ~ f/22
Autofocus
No
Yes
Yes
Focal Length
15 mm
21 mm
43 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
No
Yes
No
Performance
Max Magnification
1x
0.26x
0.12x
Min Focus Distance
470 mm / 18.50 in
180 mm / 7.09 in
450 mm / 17.72 in
Production
Accessory
Lens hood included
Lens hood included
Lens hood included
Debut
2015-06-23
2021-10-21
2021-02-24
Made In
China
Reviews
Neofiliac score
50%
76%
68%
Pros
- 1:1 reproduction
- One of the widest macro lens for FF
- Unique +/- 6mm shift feature
- Weather-sealed
- Great image quality
- 8-bladed aperture for sunstars
- Compact and lightweight
- Comes with physical aperture ring
Cons
- Dark maximum aperture
- Lacks weather sealing
- No EXIF communication
- Lacks weather sealing
- Expensive for a pancake lens
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