The back focus setting can be configured to automatically adjust the back focus and correct out of focus areaswhen changing between color and black & white images.The auto back focus function starts to automatically adjust back focus based on a subject located in the centerof the screen by clicking the [Execute] button.[Focus]The back focus can be adjusted manually.• [Near] button: Click this button to adjust the focus to the “Near” side.• [Reset] button: Click this button to reset the focus to the default.• [Far] button: Click this button to adjust the focus to the “Far” side.[Adjusting method]Select the back focus adjustment method upon switching between the color mode and the black & white mode.• Auto: Adjusts the back focus function automatically and corrects the focus when switching between colorand black & white images.• Preset: Performs the preset movement to each specified back focus position when switching betweencolor and black & white images. The preset position is the back focus position specified last time, whichwas automatically memorized for each of color images and black & white images.• Fix: Fixes the position after adjusting the back focus either automatically or manually.• Default: Auto[Close] buttonClick this button to close the “Back focus” setup menu.11.7 Adjust the angular field of view using the extraoptical zoom functionClick the [Setup>>] button of “Extra optical zoom” on the [Image quality] tab of the “Image/Audio” page.(®page 86)Operating Instructions 10111 Configure the settings relating to images and audio [Image/Audio]