Pentax smc D FA 645 55mm F2.8 AL (IF) SDM AW

Prime lens | Pentax 645AF2 | 26350
Principal specifications
Lens type Prime lens
Max Format size Medium Format (645)
Focal length 55 mm
Image stabilization No (via camera body)
Lens mount Pentax 645AF2
Maximum aperture F2.8
Minimum aperture F22
Aperture ring No
Number of diaphragm blades 9
Aperture notes rounded blades
Elements 9
Groups 7
Minimum focus 0.50 m (19.69)
Maximum magnification 0.17×
Autofocus Yes
Motor type Ultrasonic
Full time manual Yes
Focus method Internal
Distance scale Yes
DoF scale Yes
Weight 416 g (0.92 lb)
Diameter 81 mm (3.19)
Length 68 mm (2.68)
Sealing Yes
Colour Black
Filter thread 67 mm
Filter notes Does not rotate on focus
Hood supplied Yes
Hood product code PH-RBN 67mm
Tripod collar No
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