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XF18mm F2 R

Vertical axis : Contrast   S : Sagittal   M : Meridional

Spatial freguency 15lines/mm

Distance from the center of the image

Spatial freguency 45lines/mm

Distance from the center of the image

Type XF18mmF2 R
Lens construction 8 elements in 7 groups
(includes 2 aspherical elements)
Focal length
(35mm format equivalent)
f=18mm
(27mm)
Angle of view 76.5°
Max. aperture F2.0
Min. aperture F16
Aperture control
Number of blades
7(rounded diaphragm opening)
Stop size
1/3EV (19 stops)
Focus range
Normal
0.8m - ∞
Macro
18cm - 2.0m
Max. magnification 0.14x
External dimensions : Diameter x Length* (approx.)
*distance from camera lens mount flange
ø64.5mm x 33.7mm
Weight* (approx.)
*excluding caps and hoods
116g
Filter size ø52mm