JJC ALC-LX100 Auto Open and Close Lens Cap For Panasonic LUMIX DMC-LX100 LEICA D-LUX(Typ 109) Camera (Black) This Auto Lens Cap Opens and closes automatically in sync with lens movement. Without touching the lens cap, the camera responds instantly to sudden shutter opportunities by just turning on the power. When a filter is attached to the camera lens, JJC ALC-LX100 is able to close perfectly. Fits Panasonic LUMIX DMC-LX100 and LEICA D-LUX(Type 109) Camera Replaces DMW-LFAC1 This Auto Lens Cap Opens and closes automatically in sync with lens movement Will not cause vignetting When a filter is attached to the camera lens, JJC ALC-LX100 is able to close perfectly Panasonic LUMIX DMC-LX100 Camera Allows you take photos normally without removing the cap from the lens