Compare 7Artisans 25mm F1.8 vs KamLan 50mm F1.1 II vs Tokina atx-m 56mm F1.4
Construction
Aperture Blades
7 blades
11 blades
9 blades
Colors
Black
Black
Form Factor
Normal Prime Lens
Short Telephoto Prime Lens
Short Telephoto Prime Lens
Image Size
APS-C
APS-C
APS-C
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring
Lens Mount
Canon EF-M-mount, Fujifilm X-mount, Micro Four Thirds-mount, Sony E-mount
Canon EF-M-mount, Fujifilm X-mount, Micro Four Thirds-mount, Sony E-mount
Fujifilm X-mount, Sony E-mount
Material
Aluminum
Motor
Stepper motor
Optical Formula | Elements
7 elements
8 elements
10 elements
Optical Formula | Groups
5 groups
7 groups
9 groups
Dimensions
Filter Diameter
46 mm / 1.81 in
62 mm / 2.44 in
52 mm / 2.05 in
Size | Diameter
51 mm / 2.01 in
65 mm / 2.56 in
Size | Length
32 mm / 1.26 in
72 mm / 2.83 in
Weight
143 g / 5.05 oz
600 g / 21.20 oz
315 g / 11.13 oz
Function
Angle Of View
60.0° Diagonal | 51.3° Horizontal | 35.5° Vertical
32.2° Diagonal | 27.0° Horizontal | 18.2° Vertical
28.9° Diagonal | 24.2° Horizontal | 16.3° Vertical
Aperture
f/1.8 ~ f/22
f/1.1 ~ f/16
f/1.4 ~ f/16
Autofocus
No
No
Crop Factor
1.5
1.5
1.5
Focal Length
25 mm
50 mm
56 mm
Focal Length (35mm Equivalent)
37.5 mm
75.0 mm
84.0 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
No
No
Performance
Max Magnification
0.25x
0.1x
Min Focus Distance
180 mm / 7.09 in
400 mm / 15.75 in
600 mm / 23.62 in
Production
Accessory
Lens Hood: BH-525 (supplied)
Debut
2017-06-28
2019-06-05
2021-07-16
Reviews
Neofiliac score
59%
59%
68%
Pros
- Short barrel
- Light in the hand
- Appears well-built
- Bright maximum aperture
- Smooth rendering
- Bright maximum aperture
- Comes with physical aperture ring
Cons
- Lacks weather sealing
- Not the strongest in optical performance
- Lacks weather sealing
- No EXIF data
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