GF23mmF4 R LM WR

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