Compare Fujifilm GF 23mm F4 vs Pentax-FA645 35mm F3.5
![Pentax smc Pentax-FA645 35mm F3.5 AL [IF] Medium Format Lens (2015)](/x/P/89/56/1643396865_t.jpg)
Construction
Aperture Blades
9 blades, Rounded blades
9 blades, Rounded aperture
Form Factor
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Image Size
Medium Format (44x33)
Medium Format (645)
Lens Barrel
Physical aperture ring
Physical aperture ring, Distance scale
Lens Mount
Fujifilm G-mount
Pentax 645 KAF2 bayonet
Motor
Linear Motor
Optical Formula | Elements
15 elements
10 elements
Optical Formula | Groups
12 groups
7 groups
Optical Formula | Special Glass
2 aspherical, 3 extra-low dispersion, 1 super ED groups
HRI and hybrid aspherical elements, HD and SP coatings groups
Dimensions
Filter Diameter
82 mm / 3.23 in
82 mm / 3.23 in
Size | Diameter
90 mm / 3.54 in
88 mm / 3.46 in
Size | Length
103 mm / 4.06 in
90 mm / 3.54 in
Weight
845 g / 29.86 oz
570 g / 20.14 oz
Function
Angle Of View
99.9° Diagonal
89.9° Diagonal | 79.4° Horizontal | 57.9° Vertical
Aperture
f/4 ~ f/32
f/3.5 ~ f/32
Autofocus
Yes
Yes
Crop Factor
0.8
0.6
Focal Length
23 mm
35 mm
Focal Length (35mm Equivalent)
18 mm
21.7 mm
Focus Type
Internal
Internal
Image Stabilization
No
No
Weather Resistance
Yes
No
Performance
Max Magnification
0.09x
0.25x
Min Focus Distance
380 mm / 14.96 in
300 mm / 11.81 in
Production
Accessory
Lens hood included
Lens Hood: PH-RBE82 (supplied)
Debut
2017-04-19
2015-11-11
Reviews
Neofiliac score
80%
68%
Pros
- Weather-sealed
- Comes with physical aperture ring
- Very sharp
- 0.25x reproduction ratio
- Rather compact for what it is
- Comes with physical aperture ring
Cons
- Quite heavy
- Dark maximum aperture
- Lacks weather sealing
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Related Products
![Pentax smc Pentax-FA645 35mm F3.5 AL [IF] Medium Format Lens (2015)](/x/P/89/56/1643396865_i.jpg)
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