XF18mm F2 R
MTF Chart
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
Specifications
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 |
|
Focus range |
|
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 |