Compare 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 aperture
Form Factor
Ultra Wide-Angle Prime Lens
Image Size
Medium Format (645)
Lens Barrel
Physical aperture ring, Distance scale
Lens Mount
Pentax 645 KAF2 bayonet
Optical Formula | Elements
10 elements
Optical Formula | Groups
7 groups
Optical Formula | Special Glass
HRI and hybrid aspherical elements, HD and SP coatings groups
Dimensions
Filter Diameter
82 mm / 3.23 in
Size | Diameter
88 mm / 3.46 in
Size | Length
90 mm / 3.54 in
Weight
570 g / 20.14 oz
Function
Angle Of View
89.9° Diagonal | 79.4° Horizontal | 57.9° Vertical
Aperture
f/3.5 ~ f/32
Autofocus
Yes
Crop Factor
0.6
Focal Length
35 mm
Focal Length (35mm Equivalent)
21.7 mm
Focus Type
Internal
Image Stabilization
No
Weather Resistance
No
Performance
Max Magnification
0.25x
Min Focus Distance
300 mm / 11.81 in
Production
Accessory
Lens Hood: PH-RBE82 (supplied)
Debut
2015-11-11
Reviews
Neofiliac score
68%
Pros
- 0.25x reproduction ratio
- Rather compact for what it is
- Comes with physical aperture ring
Cons
- Lacks weather sealing
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