Compare KamLan 28mm F1.4 vs 7artisans 55mm F1.4 vs Zeiss Touit 50mm F2.8
Construction
Aperture Blades
11 blades
9 blades
Colors
Black
Form Factor
Normal Prime Lens
Short Telephoto Prime Lens
Wide-Angle 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
Micromotor
Optical Formula | Elements
8 elements
6 elements
14 elements
Optical Formula | Groups
7 groups
5 groups
11 groups
Optical Formula | Special Glass
6 HRI elements groups
Dimensions
Filter Diameter
52 mm / 2.05 in
52 mm / 2.05 in
52 mm / 2.05 in
Size | Diameter
55 mm / 2.17 in
60 mm / 2.4 in
65 mm / 2.56 in
Size | Length
65 mm / 2.56 in
65 mm / 2.60 in
91 mm / 3.58 in
Weight
384 g / 13.57 oz
272 g / 9.61 oz
290 g / 10.25 oz
Function
Angle Of View
54.5° Diagonal | 46.4° Horizontal | 31.9° Vertical
29.4° Diagonal | 24.6° Horizontal | 16.6° Vertical
32.2° Diagonal | 27.0° Horizontal | 18.2° Vertical
Aperture
f/1.4 ~ f/16
f/1.4 ~ f/16
f/2.8 ~ f/22
Autofocus
No
No
Yes
Crop Factor
1.5
1.5
1.5
Focal Length
28 mm
55 mm
50 mm
Focal Length (35mm Equivalent)
42.0 mm
82.5 mm
75 mm
Focus Type
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
No
Performance
Max Magnification
0.15x
1
Min Focus Distance
250 mm / 9.84 in
420 mm / 16.54 in
150 mm / 5.91 in
Production
Accessory
Lens hood included
Debut
2018-06-01
2021
2014-01-30
Reviews
Neofiliac score
59%
59%
70%
Pros
- Bright maximum aperture
- Smooth rendering
- Rather sharp for what it is
- Bright maximum aperture
- High maximum magnification
- X-mount version with physical aperture ring
Cons
- Not the highest build grade
- Lacks weather sealing
- Not very solid
- Larger and heavier than Mark I
- Lower maximum magnification than Mark I
- Not stabilized
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