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55Configure the settings relating to the flange-back [BACK-FOCUS]Select the method of the flange-back length adjustment and adjust the flange-back length minutely. The settings canbe configured on the "BACK-FOCUS SETUP" page. Before adjusting the flange-back length, adjust the lens first.(☞ Operating instructions)Refer to the operating instructions for descriptions of how to display the "BACK-FOCUS SETUP" page using the but-tons on the camera. Refer to page 27 for how to display the "BACK-FOCUS SETUP" page using a PC.The flange-back length is the distance between flange surface and the focal point.Important:• The "ABF" (auto back focus) function is for adjustment of the flange-back length at the installation, and for focuscompensation when shifting between color and B/W after the installation. This function is not supposed to beused for sequential action such as the auto focus function.• It is necessary to adjust the flange-back length again when images become out-of-focus caused by aging of thelens and the environment change, etc.Note:The flange-back length adjustment can be performed using the operation buttons on the camera (☞ operatinginstructions).[ABF]When the [SET] button is pressed after moving the cur-sor onto "PUSH SW", the auto-back focus function willbe activated and adjust automatically the flange-backlength to a subject located at the center of the screen.[MANUAL-ADJ]To adjust the flange-back length finely, press the [SET]button after moving the cursor onto "MANUAL-ADJ".The flange-back length can be adjusted manually usingthe [Left] and [Right] buttons.Notes:• The flange-back length position will set to the defaultposition for the CS-mount by pressing both the [Left]and [Right] buttons for 2 seconds or more.• A value displayed for "INDICATOR" is an indicationfor the flange-back length adjustment. When thevalue becomes larger, the displayed image will besharper.[C/L ←→ B/W]Select a method of the flange-back length adjustmentfrom the following.AUTO: Adjusts the flange-back length automatically tocorrect out-of-focus which may be caused whenswitching between the color image display and theBW image display.PRESET: When switching between the color mode andthe B/W mode, the flange-back length position willmove to the preset position of each mode. The latestadjusted flange-back length positions for each modewill be memorized automatically as the preset posi-tion.FIX: The position will be fixed after adjusting the flange-back length manually or using the auto back focusfunction (ABF).Default: AUTONotes:• "ABF" is available only when "OFF", "X2 AUTO" or "X2 FIX" is selected for"SENS UP".• "AUTO" of "C/L ←→ B/W" is available only when "OFF", "X2 AUTO" or "X2 FIX"is selected for "SENS UP".**BACK-FOCUS SETUP**ABF PUSH SWMANUAL-ADJC/L B/W AUTOSETUP-SW LOCK OFFNEAR FAR.........|.........INDICATOR XXXXRET TOP END
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