In 2010, Panasonic released the Lumix G 14mm F2.5 fixed-focus lens. Although the lens is made of plastic, the damping of the focus ring is relatively sturdy. The lens uses 6 sets of 5 sets of optical structure design including 3 aspherical lenses.
For PANASONIC LUMIX G 14mm F2.5 ASPH AF LENS H-H014 For Panasonic M4/3-Mount
Panasonic Lumix G 14mm f/2.5 Silver Lens H-H014 for Panasonic M4/3-Mount Camera
[MINT] PANASONIC LUMIX G 14mm F2.5 ASPH. H-H014A Black from JAPAN
PANASONIC LUMIX G 14mm F2.5 F/2.5 ASPH AF LENS H-H014 Black
Panasonic Lumix G 14mm f/2.5 Lens H-H014 for Panasonic M4/3-Mount Camera