Compare Sigma 35mm F1.4 DG HSM vs Pentax-D FA* 50mm F1.4
Construction
Aperture Blades
9 blades, rounded
9 blades
Colors
Black
Form Factor
Wide-Angle Prime Lens
Normal Prime Lens
Image Size
Full-Frame
Full-Frame
Lens Barrel
Distance scale, DoF scale
Distance scale
Lens Mount
Canon EF-mount, Nikon F-mount, Pentax K-mount, Sigma SA-mount, Sony A-mount, Sony E-mount
Pentax K-mount
Material
Plastic barrel, metal mount
Motor
Ring-type ultrasonic
Ring-type ultrasonic
Optical Formula | Elements
13 elements
15 elements
Optical Formula | Groups
11 groups
9 groups
Optical Formula | Special Glass
4 SLD glass elements, 1 FLD glass element, 2 aspherical elements groups
1 aspherical + 3 anamalous dispersion elements, Aero Bright II + HD + Super Protect coatings groups
Dimensions
Filter Diameter
67 mm / 2.64 in
72 mm / 2.83 in
Size | Diameter
77 mm / 3.03 in
80 mm / 3.15 in
Size | Length
94 mm / 3.70 in
106 mm / 4.17 in
Weight
665 g / 23.50 oz
910 g / 32.16 oz
Function
Angle Of View
63.5° Diagonal | 54.4° Horizontal | 37.8° Vertical
46.8° Diagonal | 39.6° Horizontal | 27.0° Vertical
Aperture
f/1.4 ~ f/16
f/1.4 ~ f/16
Autofocus
Yes
Yes
Focal Length
35 mm
50 mm
Focus Type
Internal
Internal
Image Stabilization
No
No
Weather Resistance
No
Yes
Performance
Max Magnification
0.19x
0.18x
Min Focus Distance
300 mm / 11.81 in
400 mm / 15.75 in
Production
Accessory
Lens Hood: LH730-03 (supplied)
Lens hood included
Debut
2012-09-17
2017-10-26
Made In
Japan
Reviews
Neofiliac score
74%
68%
Pros
- Superb image quality
- Excellent build quality
- Bright maximum aperture
- Weather-sealed
- Very sharp
Cons
- Lacks weather sealing
- On the heavy side
- Slow autofocus
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