The Panasonic LUMIX S 18mm F1.8 is a compact wide-angle prime lens for the L-mount full-frame system, offering an 18mm focal length with a bright F1.8 aperture. It features a 9-blade circular diaphragm, weather-sealing, and stepping motor autofocus. The lens is part of the compact LUMIX S prime series alongside the 24mm, 35mm, 50mm, and 85mm companions.
Product released: November 25, 2021
Latest firmware version
Version 2.0, released October 20, 2025
What's new in version 2.0
When set to AF mode, preferred functions can now be assigned to the focus ring.
- Compatible models as of Oct. 20, 2025: DC-S1RM2, DC-S1M2, DC-S1M2ES, DC-S5M2, DC-S5M2X, DC-S9
The rotation direction of the focus ring can now be selected according to your preference.
- Compatible models as of Oct. 20, 2025: DC-S1RM2, DC-S1M2, DC-S1M2ES, DC-S5M2, DC-S5M2X, DC-S9