Announced
Feb 24, 2021
Description
The HD Pentax-FA 77mm F1.8 Limited is a full-frame prime lens for K-mount cameras. This lens has a 77mm and when mounted to an APS-C body this lens will give a 115.5mm equivalent focal length. This lens includes an aperture ring.
With a nine blade diaphragm to give smooth bokeh and a optical design of 7 elements in 6 groups.
Lens Type
Prime
Lens Mount
Pentax K
Format
35mm Full Frame / KAF
Year Released
2021
Focal Length
77 mm
Image Stabilisation
No
Max Aperture
F1.8
Max Aperture (F)
1.8
Min Aperture (F)
22
Aperture Ring
Yes
No. Diaphragm Blades
9
Elements
7
Groups
6
Min Focal Length
77 mm
Max Focal Length
77 mm
Min Focus
0.70m
Max Magnification
0.14x
Motor Type
Screw Drive
Focus Method
Internal
Auto Focus
Yes
Distance Scale
Yes
DOF Scale
Yes
Environmentally Sealed
No
Weight
270 g
Diameter
64 mm
Length
48 mm
Filter Thread
49 mm
Colour
Black, Silver
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