Panasonic ET-DLE085 ET-DLE085 Operating Instructions - Page 4

Attaching the Lens / Detaching the Lens (continued) Detaching the Lens Lens mount cover B 1) Turn the lens mount cover counterclockwise to detach it from the lens and slide it towards the front end of the lens. A C B A Lens release button 2) Turn the zoom lens completely counterclockwise while pressing the lens release button to detach the lens. 3) Turn the lens mount cover clockwise to reattach it. Focus Adjustment Function The focal balance between the center and periphery of the projected image changes depending on the size of the projected image. The lens is equipped with a focus balance adjustment function for the screen periphery. 
Adjusting the Focus 1) Focus the center of the screen by operating the projector unit. 2) Turn the periphery focus ring by hand as shown in the figure to adjust the focus in the periphery of the screen. Periphery focus adjustment ring Note  The projected image sizes and scale shown on the periphery focus adjustment ring are an approximate guide.  For details on the projection distance, see the projector specifications (https://eww.pavc.panasonic.co.jp/projector/extranet/main/spec/index.html). 4-ENGLISH