Type GF23mmF4 R LM WR
Lens configuration
15 elements 12 groups (includes 2 aspherical ,1 Super ED , 3ED elements)
Focal length (35mm format equivalent) f=23mm (18mm)
Angle of view 99.9°
Max. aperture F4
Min. aperture F32
Aperture control
Number of blades: 9(rounded diaphragm opening)
Step size: 1/3EV (19 steps)
Focus range 38cm - ∞
Max. magnification 0.09x
External dimensions : Diameter x Length* (approx.)
* distance from camera lens mount flange ø89.8mm x 103.0mm
Weight* (approx.)
*excluding caps and hoods 845g
Filter size ø82mm