86 Menu GuideThis option controls how autofocus adjusts to sudden largechanges in the distance to the subject when AF-C is selected orcontinuous-servo autofocus is selected when the camera is inAF-A mode for viewfinder photography.Choose the number of focus points available for manual focus-point selection.a3: Focus Tracking with Lock-OnG button ➜ A Custom Settings menuOption DescriptionC 5 (Long)/( 4/D 3 (Normal)/) 2/E 1 (Short)When the distance to the subject changes abruptly,the camera waits for the specified period beforeadjusting the distance to the subject. This preventsthe camera from refocusing when the subject isbriefly obscured by objects passing through theframe. Note that 2, 1 (Short), and Off are equivalentto 3 (Normal) when 3D-tracking or auto-area AF isselected for AF-area mode.OffThe camera immediately adjusts focus when thedistance to the subject changes. Use whenphotographing a series of subjects at varyingdistances in quick succession.a4: Number of Focus PointsG button ➜ A Custom Settings menuOption DescriptionB 51 points Choose from 51 focus points.A 11 points Choose from 11 focus points. Use forquick focus-point selection.